199,730 bytes added
, 18:09, 8 October 2008
m''[[Euphorbia]]'' is a highly diverse [[plant]] [[genus]], comprising some 2,160 currently accepted taxa. [http://test.tropicos.org/Name.aspx?nameid=40007100].
This is an alphabetical '''list of the ''Euphorbia'' species''' and notable [[intraspecific]] [[taxa]].
The list includes the former (and never generally accepted) genus ''Chamaesyce'', as well as the related genera ''Elaeophorbia'', ''Endadenium'', ''Monadenium'', ''Synadenium'' and ''Pedilanthus'' which according to recent [[DNA sequence]]-based [[phylogenetic]] studies are all nested within ''Euphorbia'' <ref name = dnaphylogeny>Steinmann & Porter (2002), Steinmann (2003), Bruyns ''et al.'' (2006)</ref>
Noticeably [[succulent]] plants are marked by (s).
{{compactTOC5}}
==A==
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*''[[Euphorbia aaronrossii]]'' <small>[[A.H.Holmgren]] & [[N.H.Holmgren]] 1988</small> – [[Marble Canyon Spurge]]
*''[[Euphorbia abchazica]]'' <small>[[Woronow]] 1912</small>
*''[[Euphorbia abdelkuri]]'' <small>[[Balf.f.]] 1901</small> (s)
*''[[Euphorbia abdita]]'' <small>([[Burch]]) [[Radcl.-Sm.]] 1971</small>
*''[[Euphorbia abdulghafooriana]]'' <small>[[Abedin]] 2005</small>
*''[[Euphorbia abramsiana]]'' <small>[[L.C.Wheeler]] 1934</small>
*''[[Euphorbia abyssinica]]'' <small>[[J.F.Gmel.]] 1791</small> (s)
*''[[Euphorbia acalyphoides]]'' <small>[[Hochst.]] ex [[Boiss.]] 1862</small>
**''Euphorbia acalyphoides'' ssp. ''acalyphoides''
**''Euphorbia acalyphoides'' ssp. ''cicatricosa'' <small>[[S.Carter]] 1984</small>
*''[[Euphorbia acanthodes]]'' <small>[[Akhani]] 2004</small> (s)
*''[[Euphorbia acanthothamnos]]'' <small>[[Heldr.]] & [[Sart.]] 1859</small> – [[Greek Spiny Spurge]] (s)
*''[[Euphorbia acerensis]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia acervata]]'' <small>[[S.Carter]] 2000</small> (s)
*''[[Euphorbia actinoclada]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia aculeata]]'' <small>[[Peter Forsskål|Forssk.]] 1775</small> (s)
*''[[Euphorbia adenochila]]'' <small>[[S.Carter]] 1990</small> (s)
*''[[Euphorbia adenochlora]]'' <small>[[Charles Jacques Édouard Morren|C.Morren]] & [[Joseph Decaisne|Decne.]] 1863</small>
*''[[Euphorbia adenopoda]]'' <small>[[Baillon]] 1905</small> (s)
**''Euphorbia adenopoda'' ssp. ''adenopoda'' (s)
**''Euphorbia adenopoda'' ssp. ''canescens'' <small>([[Proctor]]) [[Oudejans]] 1992</small> (s)
**''Euphorbia adenopoda'' ssp. ''gundlachii'' <small>([[Urb.]]) [[Oudejans]] 1989</small> (s)
**''Euphorbia adenopoda'' ssp. ''pergamena'' <small>([[John Kunkel Small|Small]]) [[Oudejans]] 1989</small> (s)
*''[[Euphorbia adenoptera]]'' <small>[[Bertol.]] 1844</small>
*''[[Euphorbia adiantoides]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small>
*''[[Euphorbia adjurana]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1982</small> (s)
*''[[Euphorbia aellenii]]'' <small>[[Rech.f.]] 1951</small>
*''[[Euphorbia aequoris]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia aeruginosa]]'' <small>[[Schweick.]] 1935</small> (s)
*''[[Euphorbia aggregata]]'' <small>[[A.Berger]] 1907</small> (s)
**''Euphorbia aggregata'' var. ''aggregata'' (s)
**''Euphorbia aggregata'' var. ''alternicolor'' <small> ([[N.E.Br.]]) [[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia agowensis]]'' <small>[[Hochst.]] ex [[Boiss.]] 1862</small> (s)
**''Euphorbia agowensis'' var. ''agowensis'' (s)
**''Euphorbia agowensis'' var. ''pseudoholstii'' <small> ([[Ferdinand Albin Pax|Pax]]) [[P.R.O.Bally]] & [[S.Carter]] 1984</small> (s)
*''[[Euphorbia agraria]]'' <small>[[M.Bieb.]] 1808</small> – [[Urban Spurge]]
**''Euphorbia agraria'' var. ''agraria''
**''Euphorbia agraria'' var. ''euboea'' <small>([[Halácsy]]) [[Hayek]]</small>
**''Euphorbia agraria'' var. ''subhastata'' <small>([[De Vis]]) [[August Grisebach|Griseb.]] 1877</small>
*''[[Euphorbia akenocarpa]]'' <small>[[Guss.]] 1821</small>
*''[[Euphorbia alaica]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia alainii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia alata]]'' <small>[[Hook.]] 1844</small> (s)
*''[[Euphorbia alatavica]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia alatocaulis]]'' <small>[[V.W.Steinm.]] & [[Felger]] 1997</small>
*''[[Euphorbia albanica]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia albertensis]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia albiflora]]'' <small>[[Taub.]] 1895</small>
*''[[Euphorbia albipollinifera]]'' <small>[[L.C.Leach]] 1985</small> (s)
*''Euphorbia albomarginata'' – [[Rattlesnake Weed]], White-margined Sandmat
*''[[Euphorbia alcicornis]]'' <small>[[Baker]] 1966</small> (s)
*''[[Euphorbia aleppica]]'' <small>[[Carolus Linnaeus|L.]] 1753</small>
**''Euphorbia aleppica'' var. ''aleppica''
**''Euphorbia aleppica'' var. ''prostrata'' <small>[[Kasapligil]] 1966</small>
*''[[Euphorbia alfredii]]'' <small>[[Rauh]] 1987</small> (s)
*''[[Euphorbia allocarpa]]'' <small>[[S.Carter]] 1984</small>
*''[[Euphorbia alpina]]'' <small>[[C.A.Mey.]] ex [[Carl Friedrich von Ledebour|Ledeb.]] 1830</small>
**''Euphorbia alpina'' var. ''alpina''
**''Euphorbia alpina'' var. ''rupicola'' <small>[[Baikov]] 2001</small>
*''[[Euphorbia alsiniflora]]'' <small>[[Baillon]] 1866</small>
*''[[Euphorbia alsinifolia]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia alsinoides]]'' <small>[[Miq.]] 1853</small>
*''[[Euphorbia alta]]'' <small>[[Norton]] 1899</small>
*''[[Euphorbia altaica]]'' <small>[[C.A.Mey.]] ex [[Carl Friedrich von Ledebour|Ledeb.]] 1830</small>
**''Euphorbia altaica'' var. ''altaica''
**''Euphorbia altaica'' var. ''pilosa'' <small>[[Stschegl.]] 1879</small>
**''Euphorbia altaica'' var. ''sajanensis'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia altissima]]'' <small>[[Boiss.]] 1844</small>
**''Euphorbia altissima'' var. ''altissima''
**''Euphorbia altissima'' var. ''glabrescens'' <small> [[M.S.Khan]] 1964</small>
*''[[Euphorbia altotibetica]]'' <small>[[Paulsen]] ex [[Ostenf.]] & [[Paulsen]] 1922</small>
*''[[Euphorbia amandii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia amarifontana]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia ambacensis]]'' <small>[[N.E.Br.]] 1913</small>
*''[[Euphorbia ambarivatoensis]]'' <small>[[Rauh]] & [[Bard.-Vauc.]] 1999</small> (s)
*''[[Euphorbia ambovombensis]]'' <small>[[Rauh]] & [[Razaf.]] 1987</small> (s)
**''Euphorbia ambovombensis'' var. ''ambovombensis'' (s)
**''Euphorbia ambovombensis'' var. ''ambatomenaensis'' <small>[[Rebmann]] 2003</small> (s)
*''[[Euphorbia ambroseae]]'' <small>[[L.C.Leach]] 1964</small> (s)
**''Euphorbia ambroseae'' var. ''ambroseae'' (s)
**''Euphorbia ambroseae'' var. ''spinosa'' <small>[[L.C.Leach]] 1977</small> (s)
*''[[Euphorbia ambukensis]]'' <small>[[Stepanov]] 1994</small>
*''[[Euphorbia amicorum]]'' <small>[[S.Carter]] 2001</small> (s)
*''[[Euphorbia ammak]]'' <small>[[Schweinf.]] 1899</small> (s)
*''[[Euphorbia ammatotricha]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia ammophila]]'' <small>[[S.Carter]] & [[Dioli]] 2005</small>
*''[[Euphorbia amphimalaca]]'' <small>[[Standl.]] 1860</small>
*''[[Euphorbia amplexicaulis]]'' <small>[[Hook.f.]] 1847</small>
*''[[Euphorbia ampliphylla]]'' <small>[[Ferdinand Albin Pax|Pax]] 1897</small> (s)
*''Euphorbia amygdaloides'' <small>[[Carolus Linnaeus|L.]] 1753</small> – [[Wood Spurge]]
**''Euphorbia amygdaloides'' ssp. ''amygdaloides''
***''Euphorbia amygdaloides'' ssp. ''amygdaloides'' var. ''amygdaloides''
***''Euphorbia amygdaloides'' ssp. ''amygdaloides'' var. ''ligulata'' <small>([[Chaub.]]) [[Boiss.]] 1862 </small>
**''Euphorbia amygdaloides'' ssp. ''arbuscula'' <small>[[Meusel]] 1969</small>
**''Euphorbia amygdaloides'' ssp. ''heldreichii'' <small>([[Orph.]] ex [[Boiss.]]) [[Aldén]] 1986</small>
**''Euphorbia amygdaloides'' ssp. ''robbiae'' <small>([[Turrill]]) [[Radcl.-Sm.]] 1976</small>
**''Euphorbia amygdaloides'' ssp. ''semiperfoliata'' <small>([[Viv.]]) [[Radcl.-Sm.]] 1968</small>
*''[[Euphorbia anacampseros]]'' <small>[[Boiss.]] 1788</small>
**''Euphorbia anacampseros'' var. ''anacampseros''
**''Euphorbia anacampseros'' var. ''tmolea'' <small>[[M.S.Khan]] 1964</small>
*''[[Euphorbia anachoreta]]'' <small>[[Svent.]] 1969</small>
*''[[Euphorbia analalavensis]]'' <small>[[Leandri]]1966</small> (s)
*''[[Euphorbia analamerae]]'' <small>[[Leandri]]1945</small>
*''[[Euphorbia analavelonensis]]'' <small>[[Rauh]] & [[Mangelsdorff]] 2000</small> (s)
*''[[Euphorbia andrachnoides]]'' <small>[[Schrenk]] 1844</small>
*''[[Euphorbia androsaemifolia]]'' <small>[[Carl Ludwig Willdenow|Willd.]] ex [[Schltdl.]] 1813</small>
*''[[Euphorbia angrae]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia angularis]]'' <small>[[Klotzsch]] 1862</small> (s)
*''[[Euphorbia angulata]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]] 1789</small>
*''[[Euphorbia angusta]]'' <small> [[Engelm.]] 1858</small> (s)
*''[[Euphorbia angustiflora]]'' <small>[[Ferdinand Albin Pax|Pax]] 1904</small> (s)
*''[[Euphorbia anisopetala]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia ankaranae]]'' <small>[[Leandri]] 1945</small> (s)
*''[[Euphorbia ankarensis]]'' <small>[[Boiteau]] 1942</small> (s)
*''[[Euphorbia ankazobensis]]'' <small>[[Rauh]] & [[Hofstätter]] 2000</small> (s)
*''[[Euphorbia annamarieae]]'' <small>[[Rauh]] 1991</small> (s)
*''[[Euphorbia anoplia]]'' <small>[[Stapf]] 1923</small> (s)
*''[[Euphorbia anthonyi]]'' <small>[[Brandegee]] 1899</small> (= ''Chamaesyce anthonyi'')
*''[[Euphorbia anthula]]'' <small>[[Lavrent.]] & [[Papan.]] 1978</small>
*''[[Euphorbia antilibanotica]]'' <small>[[Mouterde]] 1970</small>
*''[[Euphorbia antiquorum]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s)
*''Euphorbia antisyphilitica'' <small></small> – [[Candelilla]], "[[wax plant]]" (s)
*''[[Euphorbia antonii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia antso]]'' <small>[[Denis]] 1921</small> (s)
*''[[Euphorbia anychioides]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia apatzingana]]'' <small>[[McVaugh]] 1961</small>
*''[[Euphorbia aphylla]]'' <small>[[Brouss.]] ex [[Carl Ludwig Willdenow|Willd.]] 1809</small> – [[Leafless Spurge]], [[tolda]] (s)
*''[[Euphorbia apicata]]'' <small>[[L.C.Wheeler]] 1936</small>
*''[[Euphorbia apios]]'' <small>[[Carolus Linnaeus|L.]] 1753</small>
*''[[Euphorbia apocynoides]]'' <small>[[Klotzsch]] 1853</small>
*''[[Euphorbia appariciana]]'' <small>[[Rizzini]] 1989</small>
*''[[Euphorbia appendiculata]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] ex [[S.Carter]] 1988</small>
*''[[Euphorbia applanata]]'' <small>[[Thulin]] & [[Al-Gifri]] 1995</small>
*''[[Euphorbia aprica]]'' <small>[[Baillon]] 1886</small> (s)
*''[[Euphorbia apurimacensis]]'' <small>[[Croizat]] 1946</small>
*''[[Euphorbia arabica]]'' <small>[[Hochst.]] & [[Steud.]] ex [[T.Anderson]] 1860</small>
*''[[Euphorbia arabicoides]]'' <small>[[N.E.Br.]] 1913</small>
*''[[Euphorbia arahaka]]'' <small>[[H.Poisson]] 1966</small> (s)
*''[[Euphorbia araucana]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1895</small>
*''[[Euphorbia arbuscula]]'' <small>[[Balf.fil.]] 1883</small> (s)
**''Euphorbia arbuscula'' var. ''arbuscula'' (s)
**''Euphorbia arbuscula'' var. ''Montana'' <small>[[Balf.fil.]] 1883</small> (s)
*''[[Euphorbia arceuthobioides]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia ardonensis]]'' <small>[[Galushko]] 1976</small>
*''[[Euphorbia arenaria]]'' <small>[[Carl Sigismund Kunth|Kunth]] 1817</small>
*''[[Euphorbia arenarioides]]'' <small>[[Gagnep.]] 1921</small>
*''[[Euphorbia argillosa]]'' <small>[[Chodat]] & [[E.Hassler]] 1905</small>
*''[[Euphorbia arguta]]'' <small>[[Joseph Banks|Banks]] & [[Sol.]] 1794</small>
**''Euphorbia arguta'' var. ''arguta''
**''Euphorbia arguta'' var. ''dasycarpa'' <small>[[Plitmann]] 1972</small>
*''[[Euphorbia arida]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia ariensis]]'' <small>[[Carl Sigismund Kunth|Kunth]] 1817</small>
**''Euphorbia ariensis'' var. ''ariensis''
**''Euphorbia ariensis'' var. ''villicaulis'' <small>[[Fernald]] 1907</small>
*''[[Euphorbia aristata]]'' <small>[[Schmalh.]] 1892</small>
*''[[Euphorbia arizonica]]'' <small>[[Engelm.]] 1858</small>
*''[[Euphorbia armena]]'' <small>[[Prokh.]] 1949</small>
*''[[Euphorbia armourii]]'' <small>[[Millsp.]] 1895</small>
*''[[Euphorbia armstrongiana]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia arnottiana]]'' <small>[[Endl.]] 1836</small>
*''[[Euphorbia arrecta]]'' <small>[[N.E.Br.]] ex [[R.E.Fr.]] 1914</small> (s)
*''[[Euphorbia arteagae]]'' <small>[[W.R.Buck]] & [[Huft]] 1977</small> (s)
*''[[Euphorbia articulata]]'' <small>[[Johannes Burman|Burm.]] 1760</small> (s)
*''[[Euphorbia artifolia]]'' <small>[[N.E.Br.]] 1915</small>
*''[[Euphorbia arundelana]]'' <small>[[Bartlett]] 1911</small>
*''[[Euphorbia arvalis]]'' <small>[[Boiss.]] & [[Heldr.]] ex [[Boiss.]] 1853</small>
**''Euphorbia arvalis'' ssp. ''arvalis''
**''Euphorbia arvalis'' ssp. ''longistyla'' <small> ([[Litard.]] & [[Maire]]) [[Molero]], [[Rovira]] & [[J.Vicens]] 1996</small>
*''[[Euphorbia asclepiadea]]'' <small>[[Milne-Redh.]] 1951</small> (s)
*''[[Euphorbia aserbajdzhanica]]'' <small>[[Bordz.]] 1928</small>
*''[[Euphorbia aspericaulis]]'' <small>[[Ferdinand Albin Pax|Pax]] 1899</small> (s)
*''[[Euphorbia asthenacantha]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia astroites]]'' <small>[[Friedrich Ernst Ludwig von Fischer|Fisch.]] & [[C.A.Mey.]] 1845</small>
*''[[Euphorbia astrophora]]'' <small>[[Marx]] 1996</small> (s)
*''[[Euphorbia astyla]]'' <small>[[Engelm.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia atlantis]]'' <small>[[Maire]] 1941</small>
**''Euphorbia atlantis'' var. ''atlantis''
**''Euphorbia atlantis'' var. ''leiocarpa'' <small>([[Boiss.]]) [[Oudejans]] 1992</small>
**''Euphorbia atlantis'' var. ''major'' <small>([[Boiss.]]) [[Oudejans]] 1992</small>
*''[[Euphorbia atoto]]'' <small>[[Georg Forster|G.Forst.]] 1786</small> (s)
*''[[Euphorbia atrispina]]'' <small>[[N.E.Br.]] 1915</small> (s)
**''Euphorbia atrispina'' var. ''atrispina'' (s)
**''Euphorbia atrispina'' var. ''viridis'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia atrocarmesina]]'' <small>[[L.C.Leach]] 1968</small> (s)
**''Euphorbia atrocarmesina'' ssp. ''arborea'' <small>[[L.C.Leach]] 1977</small> (s)
**''Euphorbia atrocarmesina'' ssp. ''atrocarmesina'' (s)
*''[[Euphorbia atrococca]]'' <small>[[A.Heller]] 1897</small>
*''[[Euphorbia atroflora]]'' <small>[[S.Carter]] 1987</small> (s)
*''[[Euphorbia atropurpurea]]'' <small>[[Brouss.]] ex [[Carl Ludwig Willdenow|Willd.]] 1809</small> (s)
**''Euphorbia atropurpurea'' var. ''atropurpurea'' (s)
***''Euphorbia atropurpurea'' var. ''atropurpurea'' f. ''atropurpurea'' (s)
***''Euphorbia atropurpurea'' var. ''atropurpurea'' f. ''lutea'' <small>[[A.Santos]] 1988</small> (s)
**''Euphorbia atropurpurea'' var. ''modesta'' <small>[[Svent.]] 1960</small> (s)
*''[[Euphorbia atrox]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia attastoma]]'' <small>[[Rizzini]] 1989</small> (s)
**''Euphorbia attastoma'' var. ''attastoma'' (s)
**''Euphorbia attastoma'' var. ''xanthochlora'' <small>[[Rizzini]] 1989</small> (s)
*''[[Euphorbia aucheri]]'' <small>[[Boiss.]] 1846</small>
*''[[Euphorbia aulacosperma]]'' <small>[[Boiss.]] 1853</small>
*''[[Euphorbia aureoviridiflora]]'' <small>([[Rauh]]) [[Rauh]] 1993</small> (s)
*''[[Euphorbia auricularia]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia australis]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia austriaca]]'' <small>[[A.Kern.]] 1875</small>
*''[[Euphorbia austroanatolica]]'' <small>[[Hub.Mor.]] & [[M.S.Khan]] ex [[M.S.Khan]] 1964</small>
*''[[Euphorbia avasmontana]]'' <small>[[Dinter]] 1928</small> (s)
**''Euphorbia avasmontana'' var. ''avasmontana'' (s)
**''Euphorbia avasmontana'' var. ''sagittaria'' <small>([[Marloth]]) [[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia awashensis]]'' <small>[[M.G.Gilbert]] 1993</small> (s)
*''[[Euphorbia azorica]]'' <small>[[Hochst.]] ex [[Seub.]] 1844</small>
==B==
{{compactTOC2}}
*''[[Euphorbia baga]]'' <small>[[A.Chev.]] 1933</small> (s)
**''[[Euphorbia baga var. baga]]'' (s)
**''[[Euphorbia baga var. parviflora]]'' <small>[[L.E.Newton]] 1987</small> (s)
*''[[Euphorbia bahiensis]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small>
*''[[Euphorbia baioensis]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia balakrishnanii]]'' <small>[[Binojk.]] & [[Gopalan]] 1998</small>
*''[[Euphorbia balearica]]'' <small>([[Willk.]]) [[A.M.Romo]] 1994</small>
*''[[Euphorbia baleensis]]'' <small>[[M.G.Gilbert]] 1993</small>
*''[[Euphorbia balbisii]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia baliola]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia ballyana]]'' <small>[[Rauh]] 1966</small> (s)
*''[[Euphorbia ballyi]]'' <small>[[S.Carter]] 1963</small> (s)
*''[[Euphorbia balsamifera]]'' <small> [[Ait.]] 1789</small> (s)
**''[[Euphorbia balsamifera ssp. adenensis]]'' <small> ([[Deflers]]) [[P.R.O.Bally]] 1974</small> (s)
**''[[Euphorbia balsamifera ssp. balsamifera]]'' (s)
*''[[Euphorbia banae]]'' <small>[[Rauh]] 1993</small> (s)
*''[[Euphorbia baradii]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia barbicarina]]'' <small>([[Millsp.]]) [[Standl.]] 1930</small>
*''[[Euphorbia barbicollis]]'' <small>[[P.R.O.Bally]] 1965</small> (s)
*''[[Euphorbia bariensis]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia barkeri]]'' <small>[[Urb.]] & [[Erik Leonard Ekman|Ekman]] ex [[Urb.]] 1926</small>
*''[[Euphorbia barnardii]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia barnesii]]'' <small>([[Millsp.]]) [[Oudejans]] 1989</small>
*''[[Euphorbia barnhartii]]'' <small>[[Croizat]] 1934</small> (s)
*''[[Euphorbia barrelieri]]'' <small>[[Gaetano Savi|Savi]] 1808</small>
*''[[Euphorbia bartolomaei]]'' <small>[[Edward Lee Greene|Greene]] 1889</small>
*''[[Euphorbia basarabica]]'' <small>[[Prodan]] 1930</small>
*''[[Euphorbia baselicis]]'' <small>[[Ten.]] 1811</small>
*''[[Euphorbia baueri]]'' <small>[[Engelm.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia baumii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1908</small>
*''[[Euphorbia baxanica]]'' <small>[[Galushko]] 1970</small>
*''[[Euphorbia bayeri]]'' <small>[[L.C.Leach]] 1988</small> (s)
*''[[Euphorbia baylissii]]'' <small>[[L.C.Leach]] 1964</small> (s)
*''[[Euphorbia beamanii]]'' <small>[[M.C.Johnst.]] 1975</small>
*''[[Euphorbia beharensis]]'' <small>[[Leandri]] 1946</small> (s)
**''[[Euphorbia beharensis var. adpressifolia]]'' <small>[[Rauh]] 1999</small> (s)
**''[[Euphorbia beharensis var. beharensis]]'' (s)
**''[[Euphorbia beharensis var. gullemetii]]'' <small> ([[Ursch]] & [[Leandri]]) [[Rauh]] 1999</small> (s)
**''[[Euphorbia beharensis var. squarrosa]]'' <small>[[Rauh]] 1999</small> (s)
**''[[Euphorbia beharensis var. truncata]]'' <small>[[Rauh]] 1999</small> (s)
*''[[Euphorbia beillei]]'' <small>[[A.Chev.]] 1933</small> (s)
*''[[Euphorbia bellica]]'' <small>[[Hiern]] 1900</small>
*''[[Euphorbia bemaharaensis]]'' <small>[[Rauh]] & [[Mangelsdorff]] 1999</small> (s)
*''[[Euphorbia benoisti]]'' <small>[[Leandri]] 1974</small>
*''[[Euphorbia benthami]]'' <small>[[Hiern]] 1900</small>
*''[[Euphorbia bergeri]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia bergii]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia berohohae]]'' <small>[[Rauh]] & [[Hofstätter]] 1995</small> (s)
*''[[Euphorbia berotica]]'' <small>[[N.E.Br.]] 1912</small> (s)
*''[[Euphorbia bertemariae]]'' <small>[[Bisseret]] & [[Dioli]] 2006</small> (s)
*''[[Euphorbia berteroana]]'' <small>[[Balb.]] ex [[Spreng.]] 1826</small>
*''[[Euphorbia berthelotii]]'' <small>[[Carl Bolle|Bolle]] ex [[Boiss.]] 1862</small> (s)
*''[[Euphorbia berythae]]'' <small>[[Boiss.]] & [[Blanche]] ex [[Boiss.]] 1859</small>
*''[[Euphorbia bessarabica]]'' <small>[[Klokov]] 1955</small>
*''[[Euphorbia besseri]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small>
*''[[Euphorbia betacea]]'' <small>[[Baillon]] 1886</small> (s)
*''[[Euphorbia betulicortex]]'' <small>[[M.G.Gilbert]] 1990</small> (s)
*''[[Euphorbia bevilaniensis]]'' <small>[[Croizat]] 1934</small>
*''[[Euphorbia biaculeata]]'' <small>[[Denis]] 1921</small> (s)
*''[[Euphorbia bianoensis]]'' <small>([[Malaisse]] & [[Lecron]]) [[Bruyns]] 2006</small> (s) syn. Monadenium bianoense
*''[[Euphorbia bicapitata]]'' <small>[[Brandegee]] 1917</small>
*''[[Euphorbia bicolor]]'' <small>[[Engelm.]] & [[A.Gray]] 1845</small> - Snow-on-the-prairie
*''[[Euphorbia bicompacta]]'' <small>[[Bruyns]] 2006</small> (s) syn. Synadenium compactum
**''[[Euphorbia bicompacta var. bicompacta]]'' (s) syn. Synadenium compactum var. compactum
**''[[Euphorbia bicompacta var. rubra]]'' <small>([[S.Carter]]) [[Bruyns]] 2006 </small> (s) syn. Synadenium compactum var. rubrum
*''[[Euphorbia biconvexa]]'' <small>[[Domin]] 1927</small>
*''[[Euphorbia bifida]]''<small>[[Hook.]] & [[Arn.]] 1837</small>
*''[[Euphorbia bifurcata]]'' <small>[[Engelm.]] 1858</small> - Forked spurge
*''[[Euphorbia biglandulosa]]'' <small>[[Desf.]] 1808</small> - Gopher plant
*''[[Euphorbia biharamulensis]]'' <small>[[S.Carter]] 1987</small> (s)
*''[[Euphorbia bilobata]]'' <small>[[Engelm.]] 1858</small> - Blackseed spurge
*''[[Euphorbia biramensis]]'' <small>[[Urb.]] 1930</small>
*''[[Euphorbia biselegans]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium elegans
*''[[Euphorbia bisellenbeckii]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium ellenbecki
*''[[Euphorbia bisglobosa]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium globosum
*''[[Euphorbia bitataensis]]'' <small>[[M.G.Gilbert]] 1993</small> (s)
*''[[Euphorbia biumbellata]]'' <small>[[Poir.]] 1789</small> (s)
*''[[Euphorbia biuncialis]]'' <small>[[McVaugh]] 1961</small>
*''[[Euphorbia bivonae]]'' <small>[[Steud.]] 1841</small> (s)
**''[[Euphorbia bivonae ssp. bivonae]]'' (s)
**''[[Euphorbia bivonae ssp. tunetana]]'' <small>[[Murb.]] 1899</small> (s)
*''[[Euphorbia blatteri]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia blepharophylla]]'' <small>[[C.A.Mey.]] 1834</small> (s)
*''[[Euphorbia bodenghieniae]]'' <small>([[Malaisse]] & [[Lecron]]) [[Bruyns]] 2006</small> (s) syn. Monadenium bodenghieniae
*''[[Euphorbia blodgettii]]'' <small>[[Engelm.]] ex [[Hitchc.]] 1893</small>
*''[[Euphorbia boerrhavifolia]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small>
*''[[Euphorbia boetica]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia boinensis]]'' <small>[[Denis]] ex [[Humbert]] & [[Leandri]] 1966</small> (s)
*''[[Euphorbia boissieri]]'' <small>[[Baillon]] 1860</small> (s)
*''[[Euphorbia boissieriana]]'' <small>([[Woronow]]) [[Prokh.]] 1949</small>
*''[[Euphorbia boiteaui]]'' <small>[[Leandri]]</small> 1946(s)
*''[[Euphorbia boivinii]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia boliviana]]'' <small>[[Rusby]] 1946</small>
*''[[Euphorbia bolosii]]'' <small>([[Molero]] & [[Rovira]]) [[Molero]] & [[Rovira]] 1996</small>
*''[[Euphorbia bolusii]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia bombensis]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]] 1760</small>
*''[[Euphorbia bongensis]]'' <small>[[Kotschy]] & [[Peyr.]] ex [[Boiss.]] 1866</small> (s)
*''[[Euphorbia bongolavaensis]]'' <small>[[Rauh]] 1993</small> (s)
*''[[Euphorbia bonpaldii]]'' <small>[[Sweet]] 1830</small>
*''[[Euphorbia boophthona]]'' <small>[[C.A.Gardner]] 1942</small>
*''[[Euphorbia borbonica]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia borealis]]'' <small>[[Baikov]] 2002</small>
*''[[Euphorbia borenensis]]'' <small>[[M.G.Gilbert]] ex [[S.Carter]] & [[M.G.Gilbert]] 1987</small> (s)
*''[[Euphorbia borodini]]'' <small>[[Sambuk]] 1928</small>
*''[[Euphorbia bosseri]]'' <small>[[Leandri]] 1965</small> (s)
*''[[Euphorbia bothae]]'' <small>[[Lotsy]] & [[Goddijn]] 1928</small> (hybrid) (s)
*''[[Euphorbia bottae]]'' <small>[[Boiss.]] 1862 </small> (s)
*''[[Euphorbia bougheyi]]'' <small>[[L.C.Leach]] 1964</small> (s)
*''[[Euphorbia bouleyi]]'' <small>[[S.Moore]] 1920</small>
*''[[Euphorbia bourgaeana]]'' <small>[[J.Gay]] ex [[Boiss.]] 1862</small> (s)
*''[[Euphorbia brachiata]]'' <small>([[Klotzsch]] & [[Garcke]]) [[E.Mey.]] ex [[Boiss.]] 1862</small> (s)
*''[[Euphorbia brachycera]]'' <small>[[Engelm.]] 1858</small> - Horned spurge
*''[[Euphorbia brachyphylla]]'' <small>[[Denis]] 1921</small>
*''[[Euphorbia bracteata]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]] 1798</small> (s) syn. Pedilanthus bracteatus
*''[[Euphorbia bracteolaris]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia brakdamensis]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia brandegei]]'' <small>[[Millsp.]] 1889</small>
*''[[Euphorbia brassii]]'' <small>[[P.I.Forst.]] 1994</small> (s)
*''[[Euphorbia braunsii]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia bravoana]]'' <small>[[Svent.]] 1954</small> (s)
*''[[Euphorbia breviarticulata]]'' <small>[[Ferdinand Albin Pax|Pax]] 1904</small> (s)
**''[[Euphorbia breviarticulata var. breviarticulata]]'' (s)
**''[[Euphorbia breviarticulata var. trunciformis]]'' <small>[[S.Carter]] 1987</small> (s)
*''[[Euphorbia brevicornu]]'' <small>[[Ferdinand Albin Pax|Pax]] 1909</small>
*''[[Euphorbia brevirama]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia brevis]]'' <small>[[N.E.Br.]] 1911</small> (s)
*''[[Euphorbia brevitorta]]'' <small>[[P.R.O.Bally]] 1959</small> (s)
*''[[Euphorbia briquetii]]'' <small>[[Emb.]] & [[Maire]] 1929</small>
*''[[Euphorbia brittonii]]'' <small>[[Millsp.]] 1913</small> (s)
*''[[Euphorbia broteri]]'' <small>[[Daveau]] 1885</small>
*''[[Euphorbia broussonetii]]'' <small>[[Carl Ludwig Willdenow|Willd.]] ex [[Johann Heinrich Friedrich Link|Link]] 1828</small> (s)
*''[[Euphorbia brownii]]'' <small>[[Baillon]] 1866</small>
*''[[Euphorbia brunellii]]'' <small>[[Chiov.]] 1952</small> (s)
*''[[Euphorbia bruntii]]'' <small>([[Proctor]]) [[Oudejans]] 1989</small>
*''[[Euphorbia bruynsii]]'' <small>[[L.C.Leach]] 1981</small> (s)
*''[[Euphorbia bryophylla]]'' <small>[[Donn.Sm.]] 1913</small>
*''[[Euphorbia bubalina]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia buchtormensis]]'' <small>[[C.A.Mey.]] ex [[Carl Friedrich von Ledebour|Ledeb.]] 1830</small>
*''[[Euphorbia buhsei]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia bulbispina]]'' <small>[[Rauh &]] & [[Razaf.]] 1991</small> (s)
*''[[Euphorbia bulleyana]]'' <small>[[Diels]] 1912</small>
*''[[Euphorbia bungei]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia bupleurifolia]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]] 1797</small> (s)
*''[[Euphorbia bupleuroides]]'' <small>[[Desf.]] 1798</small>
*''[[Euphorbia burchellii]]'' <small>[[Müll.Arg.]] 1874</small>
*''[[Euphorbia burgeri]]'' <small>[[M.G.Gilbert]] 1993</small>;; (s)
*''[[Euphorbia burmanica]]'' <small>[[Hook.f.]] 1886</small>
*''[[Euphorbia burmannii]]'' <small> ([[Klotzsch]] & [[Garcke]]) [[E.Mey.]] ex [[Boiss.]] 1860</small> (s)
*''[[Euphorbia buruana]]'' <small>[[Ferdinand Albin Pax|Pax]] 1904</small> (s)
*''[[Euphorbia buschiana]]'' <small>[[Grossh.]] 1940</small>
*''[[Euphorbia bussei]]'' <small>[[Ferdinand Albin Pax|Pax]] 1903</small> (s)
**''[[Euphorbia bussei var. bussei]]'' (s)
**''[[Euphorbia bussei var. kibwezensis]]'' <small> ([[N.E.Br.]]) [[S.Carter]] 1987</small> (s)
*''[[Euphorbia buxoides]]'' <small>[[Radcl.-Sm.]] 1971</small> (s)
*''[[Euphorbia bwambensis]]'' <small>[[S.Carter]] 1987</small> (s)
==C==
{{compactTOC2}}
*''[[Euphorbia cactus]]'' <small>[[Ehrenb.]] ex [[Boiss.]] 1862</small> (s)
**''[[Euphorbia cactus var. cactus]]'' (s)
**''[[Euphorbia cactus var. tortirama]]'' <small>[[Rauh]] & [[Lavranos]] 1967</small> (s)
*''[[Euphorbia caducifolia]]'' <small>Haines 1914</small> (s)
*''[[Euphorbia caecorum]]'' <small>[[Carl Friedrich Philipp von Martius|Mart.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia caeladenia]]'' <small>[[Boiss.]] 1859</small>
*''[[Euphorbia caerulans]]'' <small>[[Ferdinand Albin Pax|Pax]] 1898</small> (s)
*''[[Euphorbia caerulescens]]'' <small>[[Haw.]] 1827</small> (s)
*''[[Euphorbia caesia]]'' <small>[[Kar.]] & [[Kir.]] 1841</small>
*''[[Euphorbia caespitosa]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small> (s)
*''[[Euphorbia calabarica]]'' <small>[[Burkill]] 1901</small>
*''[[Euphorbia calamiformis]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1985</small>
*''[[Euphorbia calcarata]]'' <small>([[Schltdl.]]) [[V.W.Steinm.]] 2003</small> (s) syn. Pedilanthus calcaratus
*''[[Euphorbia calcicola]]'' <small>[[Fernald]] 1901</small>
*''[[Euphorbia californica]]'' <small>[[George Bentham|Benth.]] 1844</small> (s)
**''[[Euphorbia californica var. californica]]'' (s)
**''[[Euphorbia californica var. hindsiana]]'' <small>([[George Bentham|Benth.]]) [[Wiggins]] 1955</small> (s)
*''[[Euphorbia caloderma]]'' <small>[[S.Carter]] 2000</small> (s)
*''[[Euphorbia calonesica]]'' <small>[[Croizat]] 1940</small>
*''[[Euphorbia calva]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia calyculata]]'' <small>[[Carl Sigismund Kunth|Kunth]] 1817</small> (s)
*''[[Euphorbia calyptrata]]'' <small>[[Coss.]] & [[Durieu]] ex [[Coss.]] & [[Kralik]] 1857</small>
*''[[Euphorbia camagueyensis]]'' <small>([[Millsp.]]) [[Urb.]] 1924</small>
*''[[Euphorbia cameronii]]'' <small>[[N.E.Br.]] 1962</small> (s)
*''[[Euphorbia canariensis]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s) - Canary Island spurge
*''[[Euphorbia candelabrum]]'' <small>([[Kotschy]] 1856</small> (s)
**''[[Euphorbia candelabrum var. bilocularis]]'' <small>([[N.E.Br.]]) [[S.Carter]] 1987</small> (s)
**''[[Euphorbia candelabrum var. candelabrum]]'' (s)
*''[[Euphorbia cannellii]]'' <small>[[L.C.Leach]] 1974</small> (s)
*''[[Euphorbia capansa]]'' <small>[[Ducke]] 1938</small>
*''[[Euphorbia caperonioides]]'' <small>[[R.A.Dyer]] & [[P.G.Meyer]] 1966</small>
*''[[Euphorbia capillaris]]'' <small>[[Gagnep.]] 1912</small>
*''[[Euphorbia capitellata]]'' <small>[[Engelm.]] 1858</small>
*''[[Euphorbia capitulata]]'' <small>[[Rchb.]] 1832</small>
*''[[Euphorbia capmanambatoensis]]'' <small>[[Rauh]] 1995</small> (s)
*''[[Euphorbia capsaintemariensis]]'' <small>[[Rauh]] 1970</small> (s)
*''[[Euphorbia capuronii]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
*''[[Euphorbia caputaureum]]'' <small>[[Denis]] 1921</small> (s)
*''[[Euphorbia caputmedusae]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s) - Medusa's head
*''[[Euphorbia caracasana]]'' <small> ([[Klotzsch]] & [[Garcke]]) [[Boiss.]] 1862</small> (s)
*''[[Euphorbia cardiophylla]]'' <small>[[Boiss.]] & [[Heldr.]] ex [[Boiss.]] 1853</small>
*''[[Euphorbia carinifolia]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia carinulata]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1988</small> (s)
*''[[Euphorbia carissoides]]'' <small>[[F.M.Bailey]] 1906</small>
*''[[Euphorbia carniolica]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]] 1778</small>
*''[[Euphorbia carpartica]]'' <small>[[Wol.]] emend. [[Pilát]] 1935</small>
*''[[Euphorbia cartaginiensis]]'' <small>[[Porta]] 1892 (E. carthaginiensis?) </small>
*''[[Euphorbia carteriana]]'' <small>[[P.R.O.Bally]] 1964</small> (s)
*''[[Euphorbia carullae]]'' <small>[[Sennen]] 1922</small>
*''[[Euphorbia carunculata]]'' <small>[[Waterf.]] 1948</small>
*''[[Euphorbia carunculifera]]'' <small>[[L.C.Leach]] 1970</small> (s)
**''[[Euphorbia carunculifera ssp. carunculifera]]'' (s)
**''[[Euphorbia carunculifera ssp. subfastigiata]]'' <small>[[L.C.Leach]] 1974</small> (s)
*''[[Euphorbia cassia]]'' <small>[[Boiss.]] 1853</small>
*''[[Euphorbia cassythoides]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia castillonii]]'' <small>[[Lavranos]] 2002</small> (s)
*''[[Euphorbia catamarcensis]]'' <small>([[Croizat]]) [[Subils]] 1977</small>
*''[[Euphorbia cataractarum]]'' <small>[[S.Carter]] 1987</small> (s)
*''[[Euphorbia catenata]]'' <small>([[S.Carter]]) [[Bruyns]] 2006</small> (s) syn. Monadenium catenatum
*''[[Euphorbia caterviflora]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia cattimandoo]]'' <small>[[Elliot]] ex [[Wight]] 1993</small> (s)
*''[[Euphorbia caucasica]]'' <small>[[Dubovik]] ex [[Dubovik]] & [[Klokov]] 1976</small>
*''[[Euphorbia caudiculosa]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia cayensis]]'' <small>[[Millsp.]] 1904</small> (s)
*''[[Euphorbia cedrorum]]'' <small>[[Rauh]] & [[Hebding]] 1993</small> (s)
*''[[Euphorbia celastroides]]'' <small>[[Boiss.]] 1862</small> (s)
*''[[Euphorbia celata]]'' <small>[[R.A.Dyer]] 1974</small> (s)
*''[[Euphorbia celerieri]]'' <small>([[Emb.]]) [[Vindt]] 1953</small>
*''[[Euphorbia centunculoides]]'' <small>[[Carl Sigismund Kunth|Kunth]] 1817</small> (s)
*''[[Euphorbia ceratocarpa]]'' <small>[[Ten.]] 1811</small>
*''[[Euphorbia cereiformis]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s) - Milk barrel
*''[[Euphorbia ceroderma]]'' <small>[[I.M.Johnst.]] 1924</small> (s)
*''[[Euphorbia cervicornu]]'' <small>[[Baillon]] 1891</small>
*''[[Euphorbia chaborasia]]'' <small>[[Gomb.]] 1956</small>
*''[[Euphorbia chaculana]]'' <small>[[Donn.Sm.]] 1899</small> (s)
*''[[Euphorbia chaetocalyx]]'' <small>[[Boiss.]] 1935</small>
*''[[Euphorbia chamaecaula]]'' <small>[[Weath.]] 1910</small>
*''[[Euphorbia chamaeclada]]'' <small>[[Ule]] 1908</small>
*''[[Euphorbia chamaepeplus]]'' <small>[[Boiss.]] & [[Gaill.]] ex [[Boiss.]] 1859</small>
**''[[Euphorbia chamaepeplus var. chamaepeplus]]''
**''[[Euphorbia chamaepeplus var. angustifolia]]'' <small>[[A.Danin]] 1992</small>
*''[[Euphorbia chamaerrhodos]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia chamaesula]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia chamaesyce]]'' <small>[[Carolus Linnaeus|L.]] 1753</small>
**''[[Euphorbia chamaesyce ssp. chamaesyce]]''
**''[[Euphorbia chamaesyce ssp. massiliensis]]'' <small>([[A. P. de Candolle|DC.]]) [[Thell.]] 1917</small>
*''[[Euphorbia chamaesycoides]]'' <small>[[B.Nord.]] 1974</small>
*''[[Euphorbia chamissonis]] '' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1962</small>
*''[[Euphorbia chankoana]]'' <small>[[Vorosch.]] 1961</small>
*''[[Euphorbia chapmanii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia characias]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s)
**''[[Euphorbia characias ssp. characias]]'' (s)
**''[[Euphorbia characias ssp. wulfenii]]'' <small> ([[Hoppe]] ex [[W.D.J.Koch]]) [[Radcl.-Sm.]] 1968</small> (s)
*''[[Euphorbia charleswilsoniana]]'' <small>[[V.Vlk]] 1997</small> (s)
*''[[Euphorbia cheiradenia]]'' <small>[[Boiss.]] & [[Hohen.]] ex [[Boiss.]] 1853</small>
*''[[Euphorbia cheirolepioides]]'' <small>[[Rech.f.]] 1963</small>
*''[[Euphorbia cheirolepis]]'' <small>[[Friedrich Ernst Ludwig von Fischer|Fisch.]] & [[C.A.Mey.]] ex [[Carl Friedrich von Ledebour|Ledeb.]] 1850</small>
*''[[Euphorbia chenopodiifolia]]'' <small>[[Boiss.]] 1866</small>
*''[[Euphorbia chersina]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia chersonesa]]'' <small>[[Huft]] 1985</small>
*''[[Euphorbia chevalieri]]'' <small>([[N.E.Br.]]) [[Bruyns]] 2006</small> (s) syn. Monadenium chevalieri
*''[[Euphorbia chiapensis]]'' <small>[[Brandegee]] 1914</small>
*''[[Euphorbia chimaera]]'' <small>[[Lipsky]] 1899</small>
*''[[Euphorbia chiogenes]]'' <small>([[John Kunkel Small|Small]]) [[Oudejans]] 1989</small>
*''[[Euphorbia chiogenoides]]'' <small>[[Rusby]] 1920</small>
*''[[Euphorbia chiribensis]]'' <small>[[V.W.Steinm.]] & [[Felger]] 1997</small>
*''[[Euphorbia chrysochaeta]]'' <small>[[W.Fitzg.]] 1918</small>
*''[[Euphorbia chrysocoma]]'' <small>[[H.Lév.]] & [[Vaniot]] ex [[H.Lév.]] 1906</small>
*''[[Euphorbia cibdela]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia cinerascens]]'' <small>[[Engelm.]] 1859</small>
*''[[Euphorbia cinera]]'' <small>[[W.Fitzg.]] 1918</small>
*''[[Euphorbia citrina]]'' <small>[[S.Carter]] 1990</small>
*''[[Euphorbia clandestina]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]] 1804</small> (s)
*''[[Euphorbia clarae]]'' <small>([[Malaisse]] & [[Lecron]]) [[Bruyns]] 2006</small> (s) syn. Monadenium clarae
*''[[Euphorbia clarkeana]]'' <small>[[Hook.f.]] 1887</small>
*''[[Euphorbia classenii]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1974</small> (s)
*''[[Euphorbia clava]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]] 1784</small> (s)
*''[[Euphorbia clavarioides]]'' <small>[[Boiss.]] 1860</small> (s)
**''[[Euphorbia clavarioides var. clavarioides]]'' (s)
**''[[Euphorbia clavarioides var. truncata]]'' <small> ([[N.E.Br.]]) [[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia clavidigitata]]'' <small>[[Gage]] 1914</small>
*''[[Euphorbia clavigera]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia claytonioides]]'' <small>[[Ferdinand Albin Pax|Pax]] 1897</small>
*''[[Euphorbia clementei]]'' <small>[[Boiss.]] 1838</small>
**''[[Euphorbia clementei ssp. clementei]]''
**''[[Euphorbia clementei ssp. faurei]]'' <small> ([[Maire]]) [[J.Vicens]], [[Molero]] & [[C.Blanché]] 1996</small>
**''[[Euphorbia clementei ssp. villosa]]'' <small> ([[Faure]] & [[Maire]]) [[J.Vicens]], [[Molero]] & [[C.Blanché]] 1996</small>
*''[[Euphorbia clementii]]'' <small>[[Domin]] 1927</small>
*''[[Euphorbia clivicola]]'' <small>[[R.A.Dyer]] 1951</small> (s)
*''[[Euphorbia clusiifolia]]'' <small>[[Hook.]] & [[Arn.]] 1832</small>
*''[[Euphorbia coalcomanensis]]'' <small>([[Croizat]]) [[V.W.Steinm.]] 2003</small> (s) syn. Pedilanthus coalcomanensis
*''[[Euphorbia coccinea]]'' <small>[[Roth]] 1821</small>
*''[[Euphorbia cofradiana]]'' <small>[[Brandegee]] 1905</small>
*''[[Euphorbia coghlanii]]'' <small>[[F.M.Bailey]] 1896</small>
*''[[Euphorbia cognata]] '' <small>([[Klotzsch]] & [[Garcke]]) [[Boiss.]] 1862</small>
*''[[Euphorbia colimae]]'' <small>[[Rose]] 1895</small>
*''[[Euphorbia colchica]]'' <small>([[Litv.]]) [[D.V.Geltman]] 1995</small>
*''[[Euphorbia colletioides]]'' <small>[[George Bentham|Benth.]] 1846</small> (s)
*''[[Euphorbia colliculina]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia collina]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1857</small>
*''[[Euphorbia colligata]]'' <small>[[V.W.Steinm.]] 2003</small> (s) syn. Pedilanthus connatus
*''[[Euphorbia colorata]]'' <small>[[Engelm.]] 1858</small> (s)
*''[[Euphorbia colubrina]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1982</small> (s)
*''[[Euphorbia columnaris]]'' <small>[[P.R.O.Bally]] 1964</small> (s)
*''[[Euphorbia comans]]'' <small>[[W.Fitzg.]] 1918</small>
*''[[Euphorbia commersonii]]'' <small>[[Baillon]] emend. [[Denis]] 1921</small>
*''[[Euphorbia commutata]]'' <small>[[Engelm.]] 1856</small> - Tinted woodland spurge
*''[[Euphorbia comosa]]'' <small>[[Vell.]] 1829</small> (s)
*''[[Euphorbia complanata]]'' <small>[[Warb.]] 1894</small> (s)
*''[[Euphorbia complexa]]'' <small>[[R.A.Dyer]] 1937</small> (s)
*''[[Euphorbia compressa]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia concanensis]]'' <small>[[Janarth.]] & [[S.R.Yadav]] 1995</small>
*''[[Euphorbia condylocarpa]]'' <small>[[M.Bieb.]] 1808</small> (s)
*''[[Euphorbia conferta]]'' <small>([[John Kunkel Small|Small]]) [[Oudejans]] 1989</small>
*''[[Euphorbia confinalis]]'' <small>[[R.A.Dyer]] 1951</small> (s)
**''[[Euphorbia confinalis ssp. confinalis]]'' (s)
**''[[Euphorbia confinalis ssp. rhodesica]]'' <small>[[L.C.Leach]] 1966</small> (s)
*''[[Euphorbia confluens]]'' <small>[[Nel]] 1933</small> (s)
*''[[Euphorbia conformis]]'' <small>[[N.E.Br.]] 1912</small>
*''[[Euphorbia congenera]]'' <small>[[Carl Ludwig Blume|Blume]] 1826</small>
*''[[Euphorbia congestiflora]]'' <small>[[L.C.Leach]] 1970</small> (s)
*''[[Euphorbia coniosperma]]'' <small>[[Boiss.]] & [[Buhse]] 1860</small>
*''[[Euphorbia connata]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia consanguina]]'' <small>[[Schrenk]] ex [[Friedrich Ernst Ludwig von Fischer|Fisch.]] & [[C.A.Mey.]] 1841</small>
*''[[Euphorbia consobrina]]'' <small>[[N.E.Br.]] 1911</small> (s)
*''[[Euphorbia consoquitlae]]'' <small>[[Brandegee]] 1920</small>
*''[[Euphorbia conspicua]]'' <small>[[N.E.Br.]] 1912</small> (s)
*''[[Euphorbia contorta]]'' <small>[[L.C.Leach]] 1964</small> (s)
*''[[Euphorbia contoversa]]'' <small>[[N.E.Br.]] 1912</small>
*''[[Euphorbia convolvuloides]]'' <small>[[Hochst.]] ex [[Hook.]] & [[George Bentham|Benth.]] 1849</small>
*''[[Euphorbia conzattii]]'' <small>[[V.W.Steinm.]] 2003</small> (s) syn. Pedilanthus pulchellus
*''[[Euphorbia cooperi]]'' <small>[[N.E.Br.]] ex [[A.Berger]] 1907</small> (s) - Transvaal candelabra tree, lesser candelabra tree
**''[[Euphorbia cooperi var. calidicola]]'' <small>[[L.C.Leach]] 1970</small> (s)
**''[[Euphorbia cooperi var. cooperi]]'' (s)
**''[[Euphorbia cooperi var. ussanguensis]]'' <small>([[N.E.Br.]]) [[L.C.Leach]] 1970</small> (s)
*''[[Euphorbia copiapina]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1860</small> (s)
*''[[Euphorbia corallioides]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Coral spurge
*''[[Euphorbia cordatella]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia cordifolia]]'' <small>[[Stephen Elliott (botanist)|Elliott]] 1824</small>
*''[[Euphorbia cornastra]]'' <small>([[Dressler]]) [[Radcl.-Sm.]] 1978</small>
*''[[Euphorbia corniculata]]'' <small>[[R.A.Dyer]] 1949</small> (s)
*''[[Euphorbia cornigera]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia corollata]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Flowering spurge
*''[[Euphorbia correllii]]'' <small>[[M.C.Johnst.]] 1975</small>
*''[[Euphorbia correntina]]'' <small>[[D.Parodi]] 1881</small>
*''[[Euphorbia corsica]]'' <small>[[Req.]] 1825</small>
*''[[Euphorbia corymbosa]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia cossoniana]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia cotinifolia]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s)
**''[[Euphorbia cotinifolia ssp. cotinifolia]]'' (s)
**''[[Euphorbia cotinifolia ssp. cotinoides]]'' <small> ([[Miq.]]) [[Christenh.]] 2002</small> (s) - Mexican shrubby spurge, red spurge, Caribbean copper plant
*''[[Euphorbia coudercii]]'' <small>[[Gagnep.]] 1921</small>
*''[[Euphorbia cowellii]]'' <small> ([[Millsp.]] ex [[N.L.Britton]]) [[Oudejans]] 1989</small> (s)
*''[[Euphorbia cozumelensis]]'' <small>[[Millsp.]] 1900</small>
*''[[Euphorbia craspedia]]'' <small>[[Boiss.]] 1846</small>
*''[[Euphorbia crassinodis]]'' <small>[[Urb.]] 1899</small>
*''[[Euphorbia crassipes]]'' <small>[[Marloth]] 1909</small> (s)
*''[[Euphorbia crebrifolia]]'' <small>[[S.Carter]] 1990</small>
*''[[Euphorbia cremersii]]'' <small>[[Rauh]] & [[Razaf.]] 1991</small> (s)
**''[[Euphorbia cremersii var. cremersii]]'' (s)
***''[[Euphorbia cremersii var. cremersii fa. viridiflora]]'' <small>[[Rauh]] 1991</small> (s)
**''[[Euphorbia cremersii var. rakotozafyi]]'' <small> ([[Cremers]]) [[Rauh]] 1995</small> (s)
*''[[Euphorbia crenata]]'' <small>([[N.E.Br.]]) [[Bruyns]] 2006</small> (s) syn. Monadenium crenatum
*''[[Euphorbia crenulata]]'' <small>[[Engelm.]] 1858</small> - Chinese caps
*''[[Euphorbia crepitata]]'' <small>[[L.C.Wheeler]] 1939</small>
*''[[Euphorbia crepuscula]]'' <small>([[L.C.Wheeler]]) [[V.W.Steinm.]] & [[Felger]] 1996</small>
*''[[Euphorbia cressoides]]'' <small>[[M.C.Johnst.]] 1975</small>
*''[[Euphorbia cretophila]]'' <small>[[Klokov]] 1955</small>
*''[[Euphorbia crispa]]'' <small> ([[Haw.]]) [[Sweet]] 1827</small> (s)
*''[[Euphorbia cristata]]'' <small>[[Heyne]] ex [[A.W.Roth]] 1821</small>
*''[[Euphorbia croizatii]]'' <small>[[Leandri]] 1946</small> (s)
*''[[Euphorbia crossadenia]]'' <small>[[Ferdinand Albin Pax|Pax]] & [[K.Hoffmann]] ex [[Ferdinand Albin Pax|Pax]] 1923</small>
*''[[Euphorbia crotonoides]]'' <small>[[Boiss.]] 1862</small>
**''[[Euphorbia crotonoides ssp. crotonoides]]''
**''[[Euphorbia crotonoides ssp. narokensis]]'' <small>[[S.Carter]] 1984</small>
*''[[Euphorbia cruentata]]'' <small>[[Graham]] 1832</small>
*''[[Euphorbia cryptocaulis]]'' <small>[[M.G.Gilbert]] 1987</small> (s)
*''[[Euphorbia cryptospinosa]]'' <small>[[P.R.O.Bally]] 1963</small> (s)
*''[[Euphorbia cuatrecasii]]'' <small>[[Pau]] ex [[Cuatrec.]] 1929</small>
*''[[Euphorbia cubensis]]'' <small>[[Boiss.]] 1866</small> (s)
*''[[Euphorbia cuchumatensis]]'' <small>[[Standl.]] & [[Steyerm.]] 1944</small>
*''[[Euphorbia culminicola]]'' <small>[[Ant.Molina]] 1965</small>
*''[[Euphorbia cumbrae]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia cumulata]]'' <small>[[R.A.Dyer]] 1931</small> (s)
*''[[Euphorbia cumulicola]]'' <small>([[John Kunkel Small|Small]]) [[Oudejans]] 1989</small>
*''[[Euphorbia cuneata]]'' <small>[[Vahl]] 1791</small> (s)
**''[[Euphorbia cuneata ssp. cretacea]]'' <small>[[S.Carter]] 1992</small> (s)
**''[[Euphorbia cuneata ssp. cuneata]]'' (s)
**''[[Euphorbia cuneata ssp. lamproderma]]'' <small>[[S.Carter]] 1980</small> (s)
**''[[Euphorbia cuneata ssp. spinescens]]'' <small>([[Ferdinand Albin Pax|Pax]]) [[S.Carter]] 1980</small> (s)
***''[[Euphorbia cuneata ssp. spinescens var. pumilans]]'' <small>[[S.Carter]] 1980</small> (s)
***''[[Euphorbia cuneata ssp. spinescens var. spinescens]]'' (s)
**''[[Euphorbia cuneata ssp. wajirensis]]'' <small>[[S.Carter]] 1980</small> (s)
*''[[Euphorbia cuneifolia]]'' <small>[[Guss.]] 1826</small>
*''[[Euphorbia cuneneana]]'' <small>[[L.C.Leach]] 1976</small> (s)
**''[[Euphorbia cuneneana ssp. cuneneana]]'' (s)
**''[[Euphorbia cuneneana ssp. rhizomatosa]]'' <small>[[L.C.Leach]] 1976</small> (s)
*''[[Euphorbia cupricola]]'' <small>([[Malaisse]] & [[Lecron]]) [[Bruyns]] 2006</small> (s) syn. Monadenium cupricola
*''[[Euphorbia cuprispina]]'' <small>[[S.Carter]] 1987</small> (s)
*''[[Euphorbia cupularis]]'' <small>[[Boiss.]] 1860</small> (s) syn. Synadenium cupulare
*''[[Euphorbia curocana]]'' <small>[[L.C.Leach]] 1975</small> (s)
*''[[Euphorbia curtisii]]'' <small>[[Engelm.]] ex [[Chapm.]] 1860</small> - Curtis' spurge
*''[[Euphorbia curvirama]]'' <small>[[R.A.Dyer]] 1931</small> (s)
*''[[Euphorbia cuspidata]]'' <small>[[Bertol.]] 1843</small>
*''[[Euphorbia cussonioides]]'' <small>[[P.R.O.Bally]] 1958</small> (s)
*''[[Euphorbia cyathophora]]'' <small>[[Murray]] 1786</small> (s) - Wild poinsettia
*''[[Euphorbia cylindrica]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia cylindrifolia]]'' <small>[[Marn.-Lap.]] & [[Rauh]] 1961</small> (s)
**''[[Euphorbia cylindrifolia ssp.cylindrifolia]]'' (s)
**''[[Euphorbia cylindrifolia ssp. tuberifera]]'' <small>[[Rauh]] 1963</small> (s)
*''[[Euphorbia cymbifera]]'' <small>([[Schltdl.]]) [[V.W.Steinm.]] 2003</small> (s) syn. Pedilanthus cymbiferus
*''[[Euphorbia cymbiformis]]'' <small>[[Rusby]] 1895</small>
*''[[Euphorbia cyparissias]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Cypress spurge
*''[[Euphorbia cyparissioides]]'' <small>[[Ferdinand Albin Pax|Pax]] 1894</small>
*''[[Euphorbia cypria]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia cyri]]'' <small>[[V.W.Steinm.]] 2003</small> syn. Pedilanthus tomentellus
*''[[Euphorbia cyrtophylla]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia czerepanovii]]'' <small>[[D.V.Geltman]] 1997</small>
==D==
{{compactTOC2}}
*''[[Euphorbia daghestanica]]'' <small>[[D.V.Geltman]] 1997</small>
*''[[Euphorbia dahurica]]'' <small>[[Peschkova]] 1979</small>
*''[[Euphorbia dalettiensis]]'' <small>[[M.G.Gilbert]] 1987</small> (s)
*''[[Euphorbia dallachyna]]'' <small>[[Baillon]] 1866</small>
*''[[Euphorbia damarana]]'' <small>[[L.C.Leach]] 1975</small> (s)
*''[[Euphorbia damasoi]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia darbandensis]]'' <small>[[N.E.Br.]] 1913</small> (s)
*''[[Euphorbia dasyacantha]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia dauana]]'' <small>[[S.Carter]] 1987</small> (s)
*''[[Euphorbia davidii]]'' <small>[[Subils]] 1984</small> - David's spurge
*''[[Euphorbia daviesii]]'' <small>[[E.A.Bruce]] 1940</small> (s)
*''[[Euphorbia davisii]]'' <small>[[M.S.Khan]] 1964</small>
*''[[Euphorbia davyi]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia dawei]]'' <small>[[N.E.Br.]] 1912</small> (s)
*''[[Euphorbia debilispina]]'' <small>[[L.C.Leach]] 1992</small> (s)
*''[[Euphorbia descampsii]]'' <small>([[Pax]]) [[Bruyns]] 2006</small> (s) syn. Monadenium descampsii
*''[[Euphorbia decaryi]]'' <small>[[Guillaumin]] 1934</small> (s)
**''[[Euphorbia decaryi var. ampanihyensis]]'' <small>[[Cremers]] 1984</small> (s)
**''[[Euphorbia decaryi var. decaryi]]'' (s)
**''[[Euphorbia decaryi var. robinsonii]]'' <small>[[Cremers]] 1984</small> (s)
**''[[Euphorbia decaryi var. spirosticha]]'' <small>[[Rauh]] & [[Buchloh]] 1987</small> (s)
*''[[Euphorbia decepta]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia decidua]]'' <small>[[P.R.O.Bally]] & [[L.C.Leach]] 1975</small> (s)
*''[[Euphorbia decipiens]]'' <small>[[Boiss.]] & [[Buhse]] 1860</small>
*''[[Euphorbia decliviticola]]'' <small>[[L.C.Leach]] 1973</small> (s)
*''[[Euphorbia decorsei]]'' <small>[[Emmanuel Drake del Castillo|Drake]] 1903</small> (s)
*''[[Euphorbia dedzana]]'' <small>[[L.C.Leach]] 1992</small> (s)
*''[[Euphorbia deflexa]]'' <small>[[Sibth.]] & [[J.E.Smith]] 1806</small>
*''[[Euphorbia defoliata]]'' <small>[[Urb.]] 1912</small> (s)
*''[[Euphorbia degeneri]]'' <small>[[Sherff]] 1936</small>
*''[[Euphorbia deightonii]]'' <small>[[Croizat]] 1938</small> (s)
*''[[Euphorbia dekindtii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1969</small> (s)
*''[[Euphorbia delicatula]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia delicatissima]]'' <small>[[S.Carter]] 1990</small>
*''[[Euphorbia delphinensis]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
*''[[Euphorbia deltobracteata]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia deltoidea]]'' <small>[[Engelm.]] ex [[Chapm.]] 1883</small>
**''[[Euphorbia deltoidea ssp. adhaerens]]'' <small>([[John Kunkel Small|Small]]) [[Oudejans]] 1993</small>
**''[[Euphorbia deltoidea ssp. deltoidea]]''
***''[[Euphorbia deltoidea ssp. deltoidea var. deltoidea]]''
***''[[Euphorbia deltoidea ssp. deltoidea var. serpyllum]]'' <small>([[John Kunkel Small|Small]]) [[Oudejans]] 1989</small>
**''[[Euphorbia deltoidea ssp. pinetorum]]'' <small>([[John Kunkel Small|Small]]) [[Oudejans]] 1993</small>
*''[[Euphorbia demissa]]'' <small>[[L.C.Leach]] 1976</small> (s)
*''[[Euphorbia dendroides]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s)- Tree spurge
*''[[Euphorbia denisiana]]'' <small>[[Guillaumin]] 1929</small> (s)
*''[[Euphorbia denisii]]'' <small>[[Oudejans]] 1989</small> (s)
*''[[Euphorbia densa]]'' <small>[[Schrenk]] 1845</small>
*''[[Euphorbia densiflora]]'' <small>[[Klotzsch]] & [[Garcke]] ex [[Klotzsch]] 1861</small>
*''[[Euphorbia densifolia]]'' <small>[[K.Koch]] 1849</small>
*''[[Euphorbia densispina]]'' <small>[[S.Carter]] 2005</small> (s)
*''[[Euphorbia densiuscula]]'' <small>[[Popov]] 1923</small>
*''[[Euphorbia densiusculiformis]]'' <small>([[Pazij]]) [[Botsch.]] ex [[Botsch.]] & [[Tscherneva]] 1977</small>
*''[[Euphorbia dentata]]'' <small>[[Michx.]] 1803</small> - Toothed spurge
**''[[Euphorbia dentata var. dentata]]''
**''[[Euphorbia dentata var. lasiocarpa]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia denticulata]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small>
*''[[Euphorbia dentosa]]'' <small>[[I.M.Johnst.]] 1922</small>
*''[[Euphorbia depauperata]]'' <small>[[Hochst.]] ex [[A.Rich.]] 1850</small> (s)
**''[[Euphorbia depauperata var. depauperata]]'' (s)
**''[[Euphorbia depauperata var. laevicarpa]]'' <small>[[Friis]] & [[Vollesen]] 1982</small> (s)
**''[[Euphorbia depauperata var. trachycarpa]]'' <small>([[Ferdinand Albin Pax|Pax]]) [[S.Carter]] 1985</small> (s)
**''[[Euphorbia depauperata var. tsetserrensis]]'' <small>[[S.Carter]] 1990</small> (s)
*''[[Euphorbia deppeana]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia derickii]]'' <small>[[V.W.Steinm.]] 2005</small>
*''[[Euphorbia desmondii]]'' <small>[[Keay]] & [[Milne-Redh.]] 1955</small> (s)
*''[[Euphorbia despolita]]'' <small> ([[Menezes]]) [[T.Monod]] 1990</small> (s)
*''[[Euphorbia dhofarensis]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia diazlunana]]'' <small>([[Lomelí]] & [[Sahagún]] ) [[V.W.Steinm.]] 2003</small> (s) syn. Pedilanthus diazlunanus
*''[[Euphorbia dichroa]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia didiereoides]]'' <small>[[Denis]] & [[Leandri]] 1934</small> (s)
*''[[Euphorbia digestiva]]'' <small>[[Rojas Acosta]] 1897</small>
*''[[Euphorbia digitata]]'' <small>[[S.Watson]] 1891</small>
*''[[Euphorbia dilunguensis]]'' <small>([[Malaisse]] & [[Lecron]]) [[Bruyns]] 2006</small> (s) syn. Monadenium dilunguense
*''[[Euphorbia dilobadena]]'' <small>[[S.Carter]] 1985</small> (s)
*''[[Euphorbia diminuta]]'' <small>[[S.Carter]] 1984</small>
*''[[Euphorbia dimorphocaulon]]'' <small>[[P.H.Davis]] ex [[Rech.f.]] 1949</small> (s)
*''[[Euphorbia dinteri]]'' <small>[[A.Berger]] 1906</small>
*''[[Euphorbia dioeca]]'' <small>[[Carl Sigismund Kunth|Kunth]] 1817</small>
*''[[Euphorbia discoidea]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium discoideum
*''[[Euphorbia discoreoides]]'' <small>[[Boiss.]] 1860</small>
**''[[Euphorbia discoreoides ssp. discoreoides]]''
**''[[Euphorbia discoreoides ssp. attenuata]]'' <small>[[V.W.Steinm.]] 1996</small>
*''[[Euphorbia disclusa]]'' <small>[[N.E.Br.]] 1912</small>
*''[[Euphorbia discolor]]'' <small>[[Carl Friedrich von Ledebour|Ledeb.]] 1850</small>
*''[[Euphorbia discrepans]]'' <small>[[S.Carter]] 1987</small> (s)
*''[[Euphorbia dispersa]]'' <small>[[L.C.Leach]] 1974</small> (s)
*''[[Euphorbia dissitispina]]'' <small>[[L.C.Leach]] 1977</small> (s)
*''[[Euphorbia distans]]'' <small>[[W.Fitzg.]] 1918</small>
*''[[Euphorbia disticha]]'' <small>[[Engelm.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia distinctissima]]'' <small>[[L.C.Leach]] 1992</small> (s)
*''[[Euphorbia diuretica]]'' <small>[[Larrañaga]] 1923</small>
*''[[Euphorbia djimilensis]]'' <small>[[Boiss.]] 1879</small>
*''[[Euphorbia dolichoceras]]'' <small>[[S.Carter]] 1980</small> (s)
*''[[Euphorbia doloensis]]'' <small>[[M.G.Gilbert]] 1990</small> (s)
*''[[Euphorbia donii]]'' <small>[[Oudejans]] 1989<;/small>
*''[[Euphorbia dorsiventralis]]'' <small>[[Urb.]] 1908</small>
*''[[Euphorbia dracunculoides]]'' <small>;[[Jean-Baptiste Lamarck|Lam.]] 1788</small>
**''[[Euphorbia dracunculoides ssp. dracunculoides]]''
**''[[Euphorbia dracunculoides ssp. inconspicua]]'' <small>([[J.Ball]]) [[Maire]] 1929</small>
*''[[Euphorbia dregeana]]'' <small>[[E.Mey.]] ex [[Boiss.]] 1862</small> (s)
*''[[Euphorbia dressleri]]'' <small>[[V.W.Steinm.]] 2003</small> (s) syn. Pedilanthus gracilis
*''[[Euphorbia drummondii]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia drupifera]]'' <small>[[Thonn.]] 1827</small> (s) syn. Elaeophorbia drupifera
*''[[Euphorbia dubovikii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia duckei]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia dugandiana]]'' <small>[[Croizat]] 1943</small>
*''[[Euphorbia dulcis]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Sweet spurge
*''[[Euphorbia dumalis]]'' <small>[[S.Carter]] 1985</small>
*''[[Euphorbia dumenticola]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1976</small> (s)
*''[[Euphorbia dunensis]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia durandoi]]'' <small>[[Chabert]] 1900</small>
*''[[Euphorbia duranii]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
**''[[Euphorbia duranii var. ankaratrae]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
**''[[Euphorbia duranii var. duranii]]'' (s)
*''[[Euphorbia duriuscula]]'' <small>[[Ferdinand Albin Pax|Pax]] & [[K.Hoffmann]] ex [[Herzog]]{{dn}} 1945</small>
*''[[Euphorbia duseimata]]'' <small>[[R.A.Dyer]] 1934</small> (s)
*''[[Euphorbia dussii]]'' <small>[[Krug]] & [[Urb.]] ex [[A.Duss]] 1897</small>
*''[[Euphorbia duvalii]]'' <small>[[H.Lecoq]] & [[Lamotte]] 1848</small>
*''[[Euphorbia dwyeri]]'' <small>[[D.G.Burch]] 1967</small>
==E==
{{compactTOC2}}
*''[[Euphorbia eanophylla]]'' <small>[[Croizat]] 1939</small>
*''[[Euphorbia ebracteolata]]'' <small>[[Hayata]] 1904</small>
**''[[Euphorbia ebracteolata var. ebracteolata]]''
**''[[Euphorbia ebracteolata var. anhweiensis]]'' <small>([[Hurus.]]) [[Oudejans]] 1992</small>
*''[[Euphorbia echinulata]]'' <small>([[Stapf]]) [[Bruyns]] 2006</small> (s) syn. Monadenium echinulatum
*''[[Euphorbia echinus]]'' <small>[[Hook.]] & [[Cosson]] 1874</small> (s)
*''[[Euphorbia ecklonii]]'' <small>([[Klotzsch]] & [[Garcke]]) [[Baillon]] 1863</small> (s)
*''[[Euphorbia ecorniculata]]'' <small>[[Kitam.]] 1958</small>
*''[[Euphorbia edgeworthii]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia edmondii]]'' <small>[[Hochr.]] 1904</small>
*''[[Euphorbia eduardoi]]'' <small>[[L.C.Leach]] 1968</small> (s)
*''[[Euphorbia eggersii]]'' <small>[[Urb.]] 1899</small>
*''[[Euphorbia eglandulosa]]'' <small>[[V.W.Steinm.]] 1996</small>
*''[[Euphorbia eichleri]]'' <small>[[Müll.Arg.]] 1874</small>
*''[[Euphorbia eilensis]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia einensis]]'' <small>[[G.Will.]] 2004</small> (s)
**''[[Euphorbia einensis var. anemoarenicola]]'' <small>[[G.Will.]] 2004</small> (s)
**''[[Euphorbia einensis var. einensis]]'' (s)
*''[[Euphorbia elastica]]'' <small>[[Jum.]] 1905</small>
*''[[Euphorbia eleanoriae]]'' <small>([[M.E.Lawr.]] & [[W.L.Wagner]]) [[Govaerts]] 2000</small>
*''[[Euphorbia elata]]'' <small>[[Brandegee]] 1914</small> (s)
*''[[Euphorbia elegans]]'' <small>[[Spreng.]] 1826</small>
*''[[Euphorbia elegantissima]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1974</small> (s)
*''[[Euphorbia ellenbeckii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1903</small> (s)
*''[[Euphorbia elliotii]]'' <small>[[Leandri]] 1945</small> (s)
*''[[Euphorbia ellipsifolia]]'' <small>[[Gilli]] 1981</small>
*''[[Euphorbia elodes]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia elquiensis]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1895</small>
*''[[Euphorbia elwendica]]'' <small>[[Stapf]] 1886</small>
*''[[Euphorbia elymaitica]]'' <small>[[Bornm.]] 1911</small>
*''[[Euphorbia emetica]]'' <small>[[Padilla]] 1903</small>
*''[[Euphorbia emirnensis]]'' <small>[[Baker]] 1883</small>
*''[[Euphorbia engelmannii]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia engleri]]'' <small>[[Ferdinand Albin Pax|Pax]] 1895</small>
*''[[Euphorbia engleriana]]'' <small>[[Dinter]] 1921</small> (s)
*''[[Euphorbia enopla]]'' <small>[[Boiss.]] 1860</small> (s)
**''[[Euphorbia enopla var. enopla]]'' (s)
**''[[Euphorbia enopla var. viridis]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia enormis]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia ensifolia]]'' <small>[[Baker]] 1883</small>
*''[[Euphorbia enterophora]]'' <small>[[Emmanuel Drake del Castillo|Drake]] 1899</small> (s)
**''[[Euphorbia enterophora ssp. crassa]]'' <small>[[Cremers]] 1978</small> (s)
**''[[Euphorbia enterophora ssp. enterophora]]'' (s)
*''[[Euphorbia ephedroides]]'' <small>[[E.Mey.]] ex [[Boiss.]] 1862</small> (s)
**''[[Euphorbia ephedroides var. debilis]]'' <small>[[L.C.Leach]] 1990</small> (s)
**''[[Euphorbia ephedroides var. ephedroides]]'' (s)
**''[[Euphorbia ephedroides var. imminuta]]'' <small>[[L.C.Leach]] & [[G.Will.]] 1990</small> (s)
*''[[Euphorbia ephedromorpha]]'' <small>[[Bartlett]] 1911</small> (s)
*''[[Euphorbia epicyparissias]] '' <small>([[Klotzsch]] & [[Garcke]]) [[Boiss.]] 1862</small>
*''[[Euphorbia epilobiifolia]]'' <small>[[W.T.Wang]] 1988</small>
*''[[Euphorbia epiphylloides]]'' <small>[[Kurz]] 1873</small> (s)
*''[[Euphorbia epithymoides]]'' <small>[[Carolus Linnaeus|L.]] 1762</small>
*''[[Euphorbia equisetiformis]]'' <small>[[A.Stewart]] 1911</small> (s)
*''[[Euphorbia eranthes]]'' <small>[[R.A.Dyer]] & [[Milne-Redh.]] 1937</small> (s)
*''[[Euphorbia eriantha]]'' <small>[[George Bentham|Benth.]] 1844</small> - Beetle spurge, Mexican pointsetta
*''[[Euphorbia ericoides]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small>
*''[[Euphorbia erigavensis]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia erinacea]]'' <small>[[Boiss.]] & [[Kotschy]] ex [[Boiss.]] 1895</small>
*''[[Euphorbia eriophora]]'' <small>[[Boiss.]] 1844</small>
*''[[Euphorbia erlangeri]]'' <small>[[Ferdinand Albin Pax|Pax]] 1903</small> (s)
*''[[Euphorbia ernestii]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia erubescens]]'' <small>[[Boiss.]] 1846</small>
*''[[Euphorbia erythradenia]]'' <small>[[Boiss.]] 1846</small>
*''[[Euphorbia erythrina]]'' <small>[[Johann Heinrich Friedrich Link|Link]] 1822</small>
*''[[Euphorbia erythrocephala]]'' <small>[[P.R.O.Bally]] & [[Milne-Redh.]] 1951</small> (s)
*''[[Euphorbia erythroclada]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia erythrocucullata]]'' <small>[[Mangelsdorff]] 2006</small>
*''[[Euphorbia erythrodon]]'' <small>[[Boiss.]] & [[Heldr.]] ex [[Boiss.]] 1853</small>
*''[[Euphorbia erythroxyloides]]'' <small>[[Baker]] 1883</small>
*''[[Euphorbia esculenta]]'' <small>[[Marloth]] 1908</small> (s)
*''[[Euphorbia espinosa]]'' <small>[[Ferdinand Albin Pax|Pax]] 1894</small> (s)
*''[[Euphorbia estevesii]]'' <small>[[N.Zimm.]] & [[P.J.Braun]] 2000</small> (s)
*''[[Euphorbia esula]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Leafy spurge
*''[[Euphorbia esuliformis]]'' <small>[[S.Schauer]] ex [[Nees]] & [[S.Schauer]] 1847</small>
*''[[Euphorbia etuberculata]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1985</small> (s)
*''[[Euphorbia eugeniae]]'' <small>[[Prokh.]] 1949</small>
*''[[Euphorbia euonymclada]]'' <small>[[Croizat]] 1940</small>
*''[[Euphorbia eustacei]]'' <small>[[N.E.Br.]] 1913</small> (s)
*''[[Euphorbia evansii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1909</small> (s)
*''[[Euphorbia excelsa]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia excisa]]'' <small>[[Urb.]] & [[Erik Leonard Ekman|Ekman]] 1929</small>
*''[[Euphorbia exigua]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Dwarf spurge
*''[[Euphorbia exilis]]'' <small>[[L.C.Leach]] ex [[L.C.Leach]] & [[G.Will.]] 1990</small> (s)
*''[[Euphorbia exilispina]]'' <small>[[S.Carter]] 1987</small> (s)
*''[[Euphorbia exserta]]'' <small>([[John Kunkel Small|Small]]) [[William Chambers Coker|Coker]] ex [[Clewell]] 1985</small> -<sup>[http://www.tropicos.org/Name/12802083],[http://www.tropicos.org/Publication/1402]</sup> Coastal sand spurge
*''[[Euphorbia exstipulata]]'' <small>[[Engelm.]] 1858</small> - Square-seed spurge
*''[[Euphorbia exumensis]]'' <small>([[Millsp.]]) [[Correll]] 1980</small>
*''[[Euphorbia eyassiana]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1982</small> (s)
*''[[Euphorbia eylesii]]'' <small>[[Rendle]] 1905</small>
==F==
{{compactTOC2}}
*''[[Euphorbia falcata]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Sickle spurge
*''[[Euphorbia famatamboay]]'' <small>[[F.Friedmann]] & [[Cremers]] 1976</small> (s)
**''[[Euphorbia famatamboay ssp. famatamboay]]'' (s)
**''[[Euphorbia famatamboay ssp. itampolensis]]'' <small>[[F.Friedmann]] & [[Cremers]] 1976</small> (s)
*''[[Euphorbia fanshawei]]'' <small>[[L.C.Leach]] 1973</small> (s)
*''[[Euphorbia fascicaulis]]'' <small>[[S.Carter]] 1977</small> (s)
*''[[Euphorbia fasciculata]]'' <small>[[Thunb.]] 1800</small> (s)
*''[[Euphorbia faucicola]]'' <small>[[L.C.Leach]] 1977</small> (s)
*''[[Euphorbia feddemae]]'' <small>[[McVaugh]] 1961</small>
*''[[Euphorbia fendleri]]'' <small>[[Torr.]] & [[A.Gray]] 1857</small>
*''[[Euphorbia ferganensis]]'' <small>[[B.Fedtsch.]] ex [[O.Fedtsch.]] & [[B.Fedtsch.]] 1916</small> (s)
*''[[Euphorbia ferox]]'' <small>[[Marloth]] 1913</small> (s)
*''[[Euphorbia fianarantsoae]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
*''[[Euphorbia fidjiana]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia fiherensis]]'' <small>[[Poiss.]] 1912</small> (s)
*''[[Euphorbia filicaulis]]'' <small>[[Urb.]] 1924</small>
*''[[Euphorbia filiflora]]'' <small>[[Marloth]] 1913</small> (s)
**''[[Euphorbia filiflora var. filiflora]]'' (s)
**''[[Euphorbia filiflora var. nana]]'' <small>[[G.Will.]] 2003</small> (s)
*''[[Euphorbia filiformis]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium chevalieri var. filiforme / Monadenium filiforme
*''[[Euphorbia filipes]]'' <small>[[George Bentham|Benth.]] 1873</small>
*''[[Euphorbia fimbriata]]'' <small>[[Scop.]] 1788</small> (s)
*''[[Euphorbia finkii]]'' <small>([[Boiss.]]) [[V.W.Steinm.]] 2003</small> syn. Pedilanthus finkii
*''[[Euphorbia fischeri]]'' <small>[[Ferdinand Albin Pax|Pax]] 1894</small>
*''[[Euphorbia fischeriana]]'' <small>[[Steud.]] 1841</small>
*''[[Euphorbia fissispina]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1987</small> (s)
*''[[Euphorbia fistulosa]]'' <small>[[M.S.Khan]] 1964</small>
*''[[Euphorbia flanagani]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia flavicoma]]'' <small>[[A. P. de Candolle|DC.]] 1813</small>
*''[[Euphorbia flerowii]]'' <small>[[Woronow]] ex [[Flerov]] 1940</small>
*''[[Euphorbia floribunda]]'' <small>[[Engelm.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia florida]]'' <small>[[Engelm.]] 1858</small>
*''[[Euphorbia floridana]]'' <small>[[Chapm.]] 1860</small> - Greater Florida spurge
*''[[Euphorbia fluminis]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia foliiflua]]'' <small>[[Ule]] 1908</small>
*''[[Euphorbia foliolosa]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia foliosa]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia fontqueriana]]'' <small>[[Greuter]] 1966</small>
*''[[Euphorbia formosana]]'' <small>[[Hayata]] 1911</small>
*''[[Euphorbia forolensis]]'' <small>[[L.E.Newton]] 1995</small> (s)
*''[[Euphorbia forskalii]]'' <small>[[J.Gay]] 1847</small>
*''[[Euphorbia fortissima]]'' <small>[[L.C.Leach]] 1964</small> (s)
*''[[Euphorbia fortuita]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia fosbergii]]'' <small>([[J.Florence]]) [[Govaerts]] 2000</small>
*''[[Euphorbia fractiflexa]]'' <small>[[S. Carter]] & [[J.R.I.Wood]] 1982</small> (s)
*''[[Euphorbia fragifera]]'' <small>[[G.Jan]] 1818</small>
*''[[Euphorbia francescae]]'' <small>[[L.C.Leach]] 1984</small>
*''[[Euphorbia franchetii]]'' <small>[[B.Fedtsch.]] 1916</small>
*''[[Euphorbia franckiana]]'' <small>[[A.Berger]] 1906</small> (s)
*''[[Euphorbia francoana]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia francoisii]]'' <small>[[Leandri]] 1946</small> (s)
**''[[Euphorbia francoisii var. crassicaulis]]'' <small>[[Rauh]] 1966</small> (s)
**''[[Euphorbia francoisii var. francoisii]]'' (s)
*''[[Euphorbia frankii]]'' <small>[[Lavranos]] 2005</small> (s)
*''[[Euphorbia franksiae]]'' <small>[[N.E.Br.]] 1915</small> (s)
**''[[Euphorbia franksiae var. franksiae]]'' (s)
**''[[Euphorbia franksiae var. zuluensis]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia fraseri]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia friedrichiae]]'' <small>[[Dinter]] 1914</small> (s)
*''[[Euphorbia friesii]]'' <small>([[N.E.Br.]]) [[Bruyns]] 2006</small> (s) syn. Monadenium friesii
*''[[Euphorbia friesiorum]]'' <small> ([[A.Hässl.]]) [[S.Carter]] 1985</small> (s)
*''[[Euphorbia frutescens]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia fruticosa]]'' <small>[[Peter Forsskål|Forssk.]] 1775</small> (s)
*''[[Euphorbia fruticulosa]]'' <small>[[Engelm.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia fulgens]]'' <small>[[Karw.]] ex [[Klotzsch]] 1834</small> - Scarlet plume
*''[[Euphorbia fulva]]'' <small>[[Stapf]] 1907</small>
*''[[Euphorbia furcata]]'' <small>[[N.E.Br.]] 1911</small> (s)
*''[[Euphorbia furcillata]]'' <small>[[Carl Sigismund Kunth|Kunth]] 1817</small>
*''[[Euphorbia fusca]]'' <small>[[Marloth]] 1910</small> (s)
*''[[Euphorbia fuscolanata]]'' <small>[[Gilli]] 1971</small>
*''[[Euphorbia fusiformis]]'' <small>[[Buch.-Ham.]] ex [[D.Don]] 1825</small> (s)
*''[[Euphorbia fwambensis]]'' <small>([[N.E.Br.]]) [[Bruyns]] 2006</small> (s) syn. Monadenium fwambense
==G==
{{compactTOC2}}
*''[[Euphorbia gaditana]]'' <small>[[Coss.]] 1849</small>
*''[[Euphorbia gaillardotii]]'' <small>[[Boiss.]] & [[Blanche]] ex [[Boiss.]] 1859</small>
*''[[Euphorbia galapagaia]]'' <small>[[B.L.Rob.]] & [[Greenm.]] 1895</small>
*''[[Euphorbia galgalana]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia galiciana]]'' <small>[[McVaugh]] 1961</small>
*''[[Euphorbia gamkensis]]'' <small>[[Marx]] 1999</small> (s)
*''[[Euphorbia garanbiensis]]'' <small>[[Hayata]] 1920</small>
*''[[Euphorbia garberi]]'' <small>[[Engelm.]] ex [[Chapm.]] 1883</small>
*''[[Euphorbia gariepina]]'' <small> [[Boiss.]] 1860</small> (s)
**''[[Euphorbia gariepina ssp. balsamea]]'' <small> ([[Welw.]] ex [[Hiern]]) [[L.C.Leach]] 1980</small> (s)
**''[[Euphorbia gariepina ssp. gariepina]]'' (s)
*''[[Euphorbia garkeana]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia garuana]]'' <small>[[N.E.Br.]] 1912</small>
*''[[Euphorbia gasparrinii]]'' <small> [[Boiss.]] 1862</small>
*''[[Euphorbia gatbergensis]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia gaubae]]'' <small>([[Soják]]) [[Radcl.-Sm.]] 1981</small>
**''[[Euphorbia gaubae var. gaubae]]''
**''[[Euphorbia gaubae var. velutina]]'' <small>([[Bornm.]] & [[Gauba]]) [[Oudejans]] 1992</small>
*''[[Euphorbia gaudichaudii]] '' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia gaumeri]]'' <small>[[Millsp.]] 1898</small>
*''[[Euphorbia gayi]]'' <small> [[Salis]] 1834</small>
*''[[Euphorbia gebelica]]'' <small>[[Brullo]] 1996</small>
*''[[Euphorbia gedrosiaca]]'' <small>[[Rech.f.]], [[Aellen]] & [[Esfand.]] ex [[Rech.f.]] 1951</small>
*''[[Euphorbia geldorensis]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia gemmea]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1982</small> (s)
*''[[Euphorbia genistoides]]'' <small>[[Karl Heinrich Bergius|Bergius]] 1767</small>
*''[[Euphorbia genoudiana]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
*''[[Euphorbia gentilis]]'' <small>[[N.E.Br.]] 1915</small> (s)
**''[[Euphorbia gentilis ssp. gentilis]]'' (s)
**''[[Euphorbia gentilis ssp. tanquana]]'' <small>[[L.C.Leach]] 1988</small> (s)
*''[[Euphorbia gentryi]]'' <small>[[V.W.Steinm.]] & [[T.F.Daniel]] 1996</small> (s)
*''[[Euphorbia georgei]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia germainii]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1857</small>
*''[[Euphorbia geroldii]]'' <small>[[Rauh]] 1994</small> (s)
*''[[Euphorbia geyeri]]'' <small>[[Engelm.]] ex [[Engelm.]] & [[A.Gray]] 1845</small>
*''[[Euphorbia giessii]]'' <small>[[L.C.Leach]] 1982</small> (s)
*''[[Euphorbia gillettii]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1977</small> (s)
**''[[Euphorbia gillettii ssp. gillettii]]'' (s)
**''[[Euphorbia gillettii ssp. tenuior]]'' <small>[[S.Carter]] 1977</small> (s)
*''[[Euphorbia giumboensis]]'' <small>[[A.Hässl.]] 1931</small> (s)
*''[[Euphorbia glaberrima]]'' <small>[[K.Koch]] 1849</small>
*''[[Euphorbia glabriflora]]'' <small>Vis. ex Vis. & [[Pančić]] 1864</small>
*''[[Euphorbia gladiata]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium yattanum var. gladiatum / Monadenium gladiatum
*''[[Euphorbia glandularis]]'' <small>[[L.C.Leach]] & [[G.Will.]] 1990</small> (s)
*''[[Euphorbia glanduligera]]'' <small>[[Ferdinand Albin Pax|Pax]] 1894</small>
*''[[Euphorbia glauca]]'' <small>[[Georg Forster|G.Forst.]] 1786</small> (s)
*''[[Euphorbia glaucescens]]'' <small>[[Carl Ludwig Willdenow|Willd.]] 1803</small>
*''[[Euphorbia glaucopoda]]'' <small>[[Diels]] 1912</small>
*''[[Euphorbia globosa]]'' <small>([[Haw.]]) [[Sims]] 1826</small> (s) - Globose spurge
*''[[Euphorbia globulicaulis]]'' <small>[[S.Carter]] 1990</small> (s)
*''[[Euphorbia glochidiata]]'' <small>[[Ferdinand Albin Pax|Pax]] 1897</small> (s)
*''[[Euphorbia glomerulans]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia glytosperma]]'' <small>[[Engelm.]] 1858</small>
*''[[Euphorbia godana]]'' <small>[[Buddens.]], [[Lawant]], & [[Lavranos]] 2005</small> (s)
*''[[Euphorbia goetzei]]'' <small>[[Ferdinand Albin Pax|Pax]] 1900</small> (s)
*''[[Euphorbia goliana]]'' <small>[[Philibert Commerçon|Comm.]] ex [[Jean-Baptiste Lamarck|Lam.]] 1788</small>
*''[[Euphorbia golondrina]]'' <small>[[L.C.Wheeler]] 1940</small>
*''[[Euphorbia gorenflotii]]'' <small>[[Mobayen]] 1984</small>
*''[[Euphorbia gorgonis]]'' <small>[[A.Berger]] 1910</small> (s)
*''[[Euphorbia gossypina]]'' <small>[[Ferdinand Albin Pax|Pax]] 1894</small> (s)
**''[[Euphorbia gossypina ssp. gossypina]]'' (s)
***''[[Euphorbia gossypina ssp. gossypina var. coccinea]]'' <small>[[Ferdinand Albin Pax|Pax]] 1894</small> (s)
***''[[Euphorbia gossypina ssp. gossypina var. gossypina]]'' (s)
**''[[Euphorbia gossypina ssp. mangulensis]]'' <small>[[S.Carter]] 1999</small> (s)
*''[[Euphorbia gottlebei]]'' <small>[[Rauh]] 1992</small> (s)
*''[[Euphorbia goudotii]]'' <small>[[Boiss.]] 1862</small> (s)
*''[[Euphorbia goyazensis]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia gracilicaulis]]'' <small>[[L.C.Leach]] 1969</small> (s)
*''[[Euphorbia gracilior]]'' <small>[[Cronquist]] 1949</small>
*''[[Euphorbia graciliramea]]'' <small>[[Ferdinand Albin Pax|Pax]] 1904<small> (s)
*''[[Euphorbia gracillima]]'' <small>[[S.Watson]] 1886</small>
*''[[Euphorbia gradyi]]'' <small>[[V.W.Steinm.]] & [[Ram.-Roa]] 1999<small> (s)
*''[[Euphorbia graminea]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]] 1763</small> - Grassleaf spurge
*''[[Euphorbia graminifolia]]'' <small>[[Vill.]] 1786</small>
*''[[Euphorbia graminifolia ssp. graminifolia]]''
*''[[Euphorbia graminifolia ssp. tommasiniana]]'' <small>([[Bertolini]]) [[Oudejans]] 1989</small>
*''[[Euphorbia graminifolia ssp. zhiguliensis]]'' <small>([[Prokh.]]) [[Oudejans]] 1989</small>
*''[[Euphorbia grammata]]'' <small>([[McVaugh]]) [[Oudejans]] 1993</small>
*''[[Euphorbia grandialata]]'' <small>[[R.A.Dyer]] 1937</small> (s)
*''[[Euphorbia grandicornis]]'' <small>[[Goebel]] ex [[N.E.Br.]] 1897</small> (s)
**''[[Euphorbia grandicornis ssp. grandicornis]]'' (s)
**''[[Euphorbia grandicornis ssp. sejuncta]]'' <small>[[L.C.Leach]] 1970</small> (s)
*''[[Euphorbia grandidens]]'' <small>[[Haw.]] 1825</small> (s)
*''[[Euphorbia grandidieri]]'' <small>[[Baillon]] 1886</small>
*''[[Euphorbia grandifolia]]'' <small>[[Haw.]] 1812</small> (s) syn. Elaeophorbia grandifolia
*''[[Euphorbia grandiloba]]'' <small>[[Chiov.]] 1932</small>
*''[[Euphorbia graniticola]]'' <small>[[L.C.Leach]] 1964</small> (s)
*''[[Euphorbia grantii]]'' <small>[[Oliver]] 1875</small> (s)
*''[[Euphorbia granulata]]'' <small>[[Peter Forsskål|Forssk.]] 1775</small>
*''[[Euphorbia greenwayi]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1974</small> (s)
**''[[Euphorbia greenwayi ssp. breviaculeata]]'' <small>[[S.Carter]] 1987</small> (s)
**''[[Euphorbia greenwayi ssp. greenwayi]]'' (s)
*''[[Euphorbia gregaria]]'' <small>[[Marloth]] 1910</small> (s)
*''[[Euphorbia gregersenii]]'' <small>[[K.Maly]] ex [[Beck]] 1920</small>
*''[[Euphorbia griffithii]]'' <small>[[Hook.f.]] 1887</small>
*''[[Euphorbia grisea]]'' <small>[[Engelm.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia griseola]]'' <small>[[Ferdinand Albin Pax|Pax]] 1904</small> (s)
**''[[Euphorbia griseola ssp. griseola]]'' (s)
**''[[Euphorbia griseola ssp. mashonica]]'' <small>[[L.C.Leach]] 1967</small> (s)
**''[[Euphorbia griseola ssp. zambiensis]]'' <small>[[L.C.Leach]] 1967</small> (s)
*''[[Euphorbia grisophylla]]'' <small>[[M.S.Khan]] 1964</small>
*''[[Euphorbia groenewaldii]]'' <small>[[R.A.Dyer]] 1938</small> (s)
*''[[Euphorbia grosseri]]'' <small>[[Ferdinand Albin Pax|Pax]] 1903</small> (s)
*''[[Euphorbia grossheimii]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia guadalajarana]]'' <small>[[S.Watson]] 1887</small>
*''[[Euphorbia guanarensis]]'' <small>[[Pittier]] 1929</small>
*''[[Euphorbia guatemalensis]]'' <small>[[Standl.]] & [[Steyerm.]] 1944</small> (s)
*''[[Euphorbia gueinzii]]'' <small>[[Boiss.]] 1862</small> (s)
**''[[Euphorbia gueinzii var. albovillosa]]'' <small>([[Ferdinand Albin Pax|Pax]]) [[N.E.Br.]] 1915</small> (s)
**''[[Euphorbia gueinzii var. gueinzii]]'' (s)
*''[[Euphorbia guentheri]]'' <small>([[Pax]]) [[Bruyns]] 2006</small> (s) syn. Monadenium guentheri
*''[[Euphorbia guerichiana]]'' <small>[[Ferdinand Albin Pax|Pax]] ex [[Adolf Engler|Engl.]] 1894</small> (s)
*''[[Euphorbia guiengola]]'' <small>[[W.R.Buck]] & [[Huft]] 1977</small> (s)
*''[[Euphorbia guillauminiana]]'' <small>[[Boiteau]] 1942<small> (s)
*''[[Euphorbia guineensis]]'' <small>[[Brot.]] ex [[N.E.Br.]] 1912</small>
*''[[Euphorbia gulestanica]]'' <small>[[Podlech]] 1981</small>
*''[[Euphorbia gumaroi]]'' <small>[[J.Meyrán]] 2000</small> (s)
*''[[Euphorbia gummifera]]'' <small>[[Boiss.]] 1910</small> (s)
*''[[Euphorbia guntensis]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia guyoniana]]'' <small>[[Boiss.]] & [[Reut.]] 1852</small>
*''[[Euphorbia gymnadenia]]'' <small>[[Urb.]] 1908</small>
*''[[Euphorbia gymnocalycioides]]'' <small>[[M.G.Gilbert]] & [[S.Carter]] 1984</small> (s)
*''[[Euphorbia gymnoclada]]'' <small>[[Engelm.]] 1860</small> (s)
*''[[Euphorbia gymnota]]'' <small>[[Urb.]] 1908</small>
*''[[Euphorbia gypsicola]]'' <small>[[Rech.f.]] & [[Aellen]] ex [[Rech.f.]] 1951</small>
*''[[Euphorbia gypsophila]]'' <small>[[S.Carter]] 1992</small>
==H==
{{compactTOC2}}
*''[[Euphorbia hadramautica]]'' <small>[[Baker]] 1967</small> (s)
*''Euphorbia haeleeleana'' – [[Kauaʻi Spurge]] (s)
*''[[Euphorbia haematantha]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia hainanensis]]'' <small>[[Croizat]] 1940</small> (s)
*''[[Euphorbia hajhirensis]]'' <small>[[Radcl.-Sm.]] 1971</small> (s)
*''[[Euphorbia hakutosanensis]]'' <small>[[Hurus.]] 1940</small>
*''[[Euphorbia halemanui]]'' <small>[[Sherff]] 1936</small>
*''[[Euphorbia halipedicola]]'' <small>[[L.C.Leach]] 1970</small> (s)
*''[[Euphorbia hallii]]'' <small>[[R.A.Dyer]] 1953</small> (s)
*''[[Euphorbia hamaderoensis]]'' <small>[[A.G.Mill]] 2004</small>
*''[[Euphorbia hamata]]'' <small>([[Haw.]]) [[Sweet]] 1818</small> (s)
*''[[Euphorbia hamiltonii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia handeniensis]]'' <small>[[S.Carter]] 1985</small> (s)
*''[[Euphorbia handiensis]]'' <small>[[Burchard]] 1912</small> (s)
*''[[Euphorbia hararensis]]'' <small>[[Ferdinand Albin Pax|Pax]] 1907</small>
*''[[Euphorbia harmandii]]'' <small>[[Gagnep.]] 1921</small>
*''[[Euphorbia hartwegiana]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia hassleriana]]'' <small>[[Chodat]] 1902</small>
*''[[Euphorbia hausknechtii]]'' <small>[[Boiss.]] 1866</small>
*''[[Euphorbia hebecarpa]]'' <small>[[Boiss.]] 1846</small>
*''[[Euphorbia hedigeriana]]'' <small>([[Malaisse]] & [[Lecron]]) [[Bruyns]] 2006</small> (= ''Monadenium hedigerianum'') (s)
*''[[Euphorbia hedyotoides]]'' (s)
*''[[Euphorbia heishuiensis]]'' <small>[[W.T.Wang]] 1988</small>
*''[[Euphorbia helenae]]'' <small>[[Urb.]] 1908</small> (s)
**''Euphorbia helenae'' ssp. ''grandifolia'' <small>[[Borhidi]] & [[O.Muñiz]] 1972</small>
**''Euphorbia helenae'' ssp. ''helenae''
*''[[Euphorbia heleniana]]'' <small>[[Thell.]] & [[Stapf]] 1916</small>
*''Euphorbia helioscopia'' – [[Sun Spurge]]
*''[[Euphorbia helleri]]'' <small>[[Millsp.]] 1898</small> – [[Heller's Spurge]]
*''[[Euphorbia helwigii]]'' <small>[[Urb.]] & [[Erik Leonard Ekman|Ekman]] 1929</small>
*''[[Euphorbia henricksonii]]'' <small>[[M.C.Johnst.]] 1974</small>
*''[[Euphorbia henryi]]'' <small>[[Hemsl.]] 1894</small>
*''[[Euphorbia hepatica]]'' <small>[[Urb.]] & [[Erik Leonard Ekman|Ekman]] 1929</small>
*''[[Euphorbia heptagona]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s)
**''Euphorbia heptagona'' var. ''dentata'' <small>([[A.Berger]]) [[N.E.Br.]] 1915</small>
**''Euphorbia heptagona'' var. ''heptagona''
**''Euphorbia heptagona'' var. ''ramosa'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small>
**''Euphorbia heptagona'' var. ''subsessilis'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small>
**''Euphorbia heptagona'' var. ''viridis'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small>
*''[[Euphorbia heptapotamica]]'' <small>[[V.P.Goloskokov]] 1982</small>
*''[[Euphorbia herman-schwartzii]]'' (s)
*''[[Euphorbia heraldiana]]'' <small>([[Millsp.]]) [[Oudejans]] 1989</small>
*''[[Euphorbia herbacea]]'' <small>([[Pax]]) [[Bruyns]] 2006</small> (= ''Monadenium herbaceum'') (s)
*''[[Euphorbia herbstii]]'' <small>([[W.L.Wagner]]) [[Oudejans]] 1989</small>
*''[[Euphorbia herniariifolia]]'' <small>[[Carl Ludwig Willdenow|Willd.]] 1799<small>
*''[[Euphorbia herrei]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia herteri]]'' <small>[[Arechav.]] 1911</small>
*''[[Euphorbia heteradena]]'' <small>[[Jaub.]] & [[Édouard Spach|Spach]] 1845</small>
*''[[Euphorbia heterochroma]]'' <small>[[Ferdinand Albin Pax|Pax]] 1895</small> (s)
**''Euphorbia heterochroma'' ssp. ''heterochroma''
**''Euphorbia heterochroma'' ssp. ''tsavoensis'' <small>[[S.Carter]] 1987</small>
*''[[Euphorbia heterodoxa]]'' <small>[[Müll.Arg.]] 1874</small> (s)
*''Euphorbia heterophylla'' – [[Painted Euphorbia]], Desert Poinsettia, (Mexican) Fireplant, Paint Leaf, Kaliko
*''[[Euphorbia heteropoda]]'' <small>[[Pax]] </small> (= ''Monadenium heteropodum'') (s)
**''Euphorbia heteropoda'' var. ''formosa'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (= ''Monadenium heteropodum'' var. ''formosum'', ''Monadenium schubei'' var. ''formosum'')
**''Euphorbia heteropoda'' var. ''heteropoda'' (= ''Monadenium heteropodum'' var. ''heteropodum'')
*''[[Euphorbia heterospina]]'' <small>[[S.Carter]] 1987</small> (s)
**''Euphorbia heterospina'' ssp. ''baringoensis'' <small>[[S.Carter]] 1987</small>
**''Euphorbia heterospina'' ssp. ''heterospina''
*''[[Euphorbia hexadenia]]''
*''[[Euphorbia hexagona]]'' <small>[[Nutt.]] ex [[Spreng.]] 1826</small> – [[Six-angled Spurge]]
*''[[Euphorbia hexagonoides]]'' <small>[[S.Watson]] 1889</small>
*''[[Euphorbia heyligersiana]]'' <small>[[P.I.Forst.]] 1994</small> (s)
*''[[Euphorbia heyneana]]'' <small>[[Spreng.]] 1826</small>
*''[[Euphorbia hiernii]]'' <small>([[Croizat]]) [[Oudejans]] 1989</small> (= ''Elaeophorbia hiernii'') (s)
*''[[Euphorbia hieroglyphica]]'' <small>[[Coss.]] & [[Durieu]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia hieronymi]]'' <small>[[Subils]] 1977<small>
*''[[Euphorbia hierosolymitana]]'' <small>[[Boiss.]] 1853</small> (s)
**''Euphorbia hierosolymitana'' var. ''hierosolymitana''
**''Euphorbia hierosolymitana'' var. ''ramanensis'' <small>([[B.Baum]]) [[Zohary]] 1972</small>
*''[[Euphorbia hildebrandtii]]''
*''[[Euphorbia hillebrandii]]'' <small>[[H.Lév.]] 1911</small>
*''[[Euphorbia himalayensis]]'' <small> ([[Klotzsch]] & [[Garcke]]) [[Boiss.]] 1862</small>
*''[[Euphorbia hinkleyorum]]'' <small>[[I.M.Johnst.]] 1924</small> (s)
*''[[Euphorbia hintonii]]'' <small>[[L.C.Wheeler]] 1939</small> (s)
*''[[Euphorbia hippocrepica]]'' <small>[[Hemsl.]] 1894</small>
*''[[Euphorbia hirsuta]]'' <small>[[Carolus Linnaeus|L.]] 1759</small>
**''Euphorbia hirsuta'' var. ''hirsuta''
**''Euphorbia hirsuta'' var. ''leucotricha'' <small>([[Boiss.]]) [[Oudejans]] 1990</small>
*''[[Euphorbia hirta]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (= ''Chamaesyce hirta'')
**''Euphorbia hirta'' var. ''hirta''
*''[[Euphorbia hirtella]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia hispida]]'' <small>[[Boiss.]] 1860<small>
*''[[Euphorbia hockii]]'' <small>[[De Wild.]] 1911</small>
*''[[Euphorbia hoffmanniana]]'' <small> ([[Klotzsch]] & [[Garcke]]) [[Boiss.]] 1862</small> (s)
*''[[Euphorbia hondurana]]'' <small>[[Standl.]] & [[L.O.Williams]] 1950</small>
*''[[Euphorbia hofstaetteri]]'' (s)
*''[[Euphorbia holmesiae]]'' <small>[[Lavranos]] 1992</small> (s)
*''[[Euphorbia holochlorina]]'' <small>[[Rizzini]] 1990</small> (s)
*''[[Euphorbia hooveri]]'' <small>[[L.C.Wheeler]] 1940<small>
*''[[Euphorbia hopetownensis]]'' <small>[[Nel]] 1933</small> (s)
*''[[Euphorbia hormorrhiza]]'' <small>[[Radcl.-Sm.]] 1978</small> (s)
*''[[Euphorbia horombensis]]'' (s)
*''[[Euphorbia horrida]]'' <small>[[Boiss.]] 1860</small> (s)
**''Euphorbia horrida'' var. ''horrida''
**''Euphorbia horrida'' var. ''major'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small>
**''Euphorbia horrida'' var. ''noorsvedensis'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small>
**''Euphorbia horrida'' var. ''striata'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small>
*''[[Euphorbia horwoodii]]'' <small>[[S.Carter]] & [[Lavranos]] 1978</small> (s)
*''[[Euphorbia hottentotoa]]'' <small>[[Marloth]] 1930</small> (s)
*''[[Euphorbia hsinchuensis]]'' <small>([[S.C.Lin]] & [[Chaw]]) [[C.Y.Wu]] & [[J.S.Ma]] 1992</small>
*''[[Euphorbia huanchahana]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small> (s)
**''Euphorbia huanchahana'' ssp. ''huanchahana''
**''Euphorbia huanchahana'' ssp. ''penazuelensis'' <small>[[Croizat]] 1943</small>
*''[[Euphorbia hubertii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1912</small> (s)
*''[[Euphorbia humayensis]]'' <small>[[Brandegee]] 1905</small>
*''[[Euphorbia humbertii]]''
*''[[Euphorbia humifusa]]'' <small>[[Carl Ludwig Willdenow|Willd.]] 1814</small>
*''[[Euphorbia humilis]]'' <small>[[C.A.Mey.]] ex [[Carl Friedrich von Ledebour|Ledeb.]] 1830</small>
*''[[Euphorbia humistrata]]'' <small>[[Engelm.]] ex [[A.Gray]] 1856</small>
*''[[Euphorbia hunzikeri]]'' <small>[[Subils]] 1975</small>
*''[[Euphorbia hurusawae]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia hurusawae]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia hurusawae var. hurusawae]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia hurusawae var. imaii]]'' <small>([[Hurus.]] ) [[Oudejans]] 1989</small>
*''[[Euphorbia hyberna]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> – [[Irish Dpurge]]
**''Euphorbia hyberna'' ssp. ''canuti'' <small>([[Parl]]) [[Tutin]] 1968</small>
**''Euphorbia hyberna'' ssp. ''gibelliana'' <small>([[Peola]]) [[M.Raffaelli]] 1979</small>
**''Euphorbia hyberna'' ssp. ''hyberna''
**''Euphorbia hyberna'' ssp. ''insularis'' <small>([[Boiss.]]) [[J.I.Briquet]]</small>
*''[[Euphorbia hylonoma]]'' <small>[[Hand.-Mazz.]] 1931<small>
*''[[Euphorbia hypericifolia]]'' <small>[[Carolus Linnaeus|L.]] 1753</small>
*''[[Euphorbia hypogaea]]'' <small>[[Marloth]] 1910</small> (s)
*''[[Euphorbia hyssopifolia]]'' <small>[[Carolus Linnaeus|L.]] 1759</small> (= ''Chamaesyce hyssopifolia'')
**''Euphorbia hyssopifolia'' var. ''blanchetii'' <small>([[Miq.]] ex [[Boiss.]]) [[Oudejans]] 1992</small>
**''Euphorbia hyssopifolia'' var. ''hyssopifolia''
**''Euphorbia hyssopifolia'' var. ''paraguayensis'' <small>([[Chodat]]) [[Oudejans]] 1992</small>
**''Euphorbia hyssopifolia'' var. ''pruinosa'' <small>([[Chodat]]) [[Oudejans]] 1992</small>
**''Euphorbia hyssopifolia'' var. ''pubescenticocca'' <small>[[Christenh.]] 2002</small>
**''Euphorbia hyssopifolia'' var. ''pulchella'' <small>([[Carl Sigismund Kunth|Kunth]]) [[Oudejans]] 1992</small>
**''Euphorbia hyssopifolia'' var. ''uniflora'' <small>([[Chodat]] & [[Hassl.]]) [[Oudejans]] 1992</small>
==I==
{{compactTOC2}}
*''[[Euphorbia iancannellii]]'' <small>[[Bruyns]] 2006</small> (= ''Monadenium cannellii'') (s)
*''[[Euphorbia iberica]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia iharanae]]'' <small>[[Rauh]] 1995</small> (s)
*''[[Euphorbia imerina]]'' <small>[[Cremers]] 1984</small> (s)
*''[[Euphorbia imitata]]'' <small>[[N.E.Br.]] 1911</small> (s)
*''[[Euphorbia immersa]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1967</small> (s)
*''[[Euphorbia imparispina]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia impressa]]'' <small>[[Chiov.]] 1929</small>
*''[[Euphorbia inaequilatera]]'' <small>[[Otto Wilhelm Sonder|Sond.]] 1850</small>
**''Euphorbia inaequilatera'' var. ''dentata'' <small>([[N.E.Br.]]) [[M.G.Gilbert]] 1993</small>
**''Euphorbia inaequilatera'' var. ''inaequilatera''
**''Euphorbia inaequilatera'' var. ''jemenica'' <small>([[Schweinf.]]) [[Oudejans]] 1992</small>
**''Euphorbia inaequilatera'' var. ''spanothrix'' <small>[[S.Carter]] 1987</small>
*''[[Euphorbia inaequispina]]'' <small>[[N.E.Br.]] 1911</small> (s)
*''[[Euphorbia inaguaensis]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia inappendiculata]]'' <small>[[Domin]] 1927</small>
*''[[Euphorbia inarticulata]]'' <small>[[Schweinf.]] 1899</small>
*''[[Euphorbia incerta]]'' <small>[[Brandegee]] 1891</small> (= ''Chamaesyce incerta'')
*''[[Euphorbia inciformis]]'' <small>[[Sessé]] & [[Moc.]] 1894</small>
*''[[Euphorbia inconstantia]]'' <small>[[R.A.Dyer]] 1931</small>
*''[[Euphorbia inculta]]'' <small>[[P.R.O.Bally]] 1964</small> (s)
*''[[Euphorbia indecora]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia inderiensis]]'' <small>[[Less.]] ex [[Kar.]] & [[Kir.]] 1842</small>
*''[[Euphorbia indica]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small>
*''[[Euphorbia indistincta]]'' <small>[[P.I.Forst.]] 1994</small> (s)
*''[[Euphorbia indivisa]]'' <small>([[Engelm.]]) [[Tidestr.]] 1935</small>
*''[[Euphorbia indurescens]]'' <small>[[L.C.Leach]] 1975</small> (s)
*''[[Euphorbia inermis]]'' <small>[[P.Miller]] 1768</small> (s)
**''Euphorbia inermis'' var. ''huttoniae'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
**''Euphorbia inermis'' var. ''inermis'' (s)
*''[[Euphorbia infesta]]'' <small>[[Ferdinand Albin Pax|Pax]] 1904</small>
*''[[Euphorbia inflexa]]'' <small>[[Urb.]] & [[Erik Leonard Ekman|Ekman]] 1929</small>
*''[[Euphorbia ingens]]'' <small>[[E.Mey.]] ex [[Boiss.]] 1862</small> – [[Naboom]], "[[Candelabra Tree]]"
*''[[Euphorbia ingenticapsa]]'' <small>[[L.C.Leach]] 1971</small> (s)
*''[[Euphorbia innocua]]'' <small>[[L.C.Wheller]] 1939</small> – [[Velvet Spurge]]
*''[[Euphorbia inornata]]'' <small>[[N.E.Br.]] 1925</small> (s)
*''[[Euphorbia insarmentosa]]'' <small>[[G.P.Meyer]] 1966</small>
*''[[Euphorbia insulana]]'' <small>[[Vell.]] 1829</small> (s)
**''Euphorbia insulana'' var. ''insulana'' (s)
**''Euphorbia insulana'' var. ''pilcomayensis'' <small>[[Croizat]] 1943</small> (s)
**''Euphorbia insulana'' var. ''tovarenis'' <small> ([[Boiss.]]) [[Oudejans]] 1992</small> (s)
*''[[Euphorbia interaxillaris]]'' <small>[[Fernald]] 1901</small>
*''[[Euphorbia intisy]]'' <small>[[Emmanuel Drake del Castillo|Drake]] 1900</small> (s)
*''[[Euphorbia intricata]]'' <small>[[S.Carter]] 1985</small> (s)
*''[[Euphorbia inundata]]'' <small>[[Torr.]] ex [[Chapm.]] 1860</small> – [[Florida Pineland Spurge]]
**''Euphorbia inundata'' var. ''inundata''
**''Euphorbia inundata'' var. ''garrettii'' <small>[[E.L.Bridges]] & [[Orzell]] 2002</small>
*''[[Euphorbia inundaticola]]'' <small>[[L.C.Leach]] 1992</small> (s)
*''[[Euphorbia invaginata]] '' <small>[[Croizat]] 1943</small> (s)
*''[[Euphorbia invenusta]]'' <small>([[N.E.Br.]]) [[Bruyns]] 2006</small> (= ''Monadenium invenustum'') (s)
**''Euphorbia invenusta'' var. ''angusta'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (= ''Monadenium invenustum'' var. ''angustum''{{Verify source|date=November 2007}}<!-- orthography is correct, but was it really a variant or maybe a different species or whatever? -->)
**''Euphorbia invenusta'' var. ''invenusta'' (= ''Monadenium invenustum'' var. ''invenustum''{{Verify source|date=November 2007}}<!-- as previous -->
*''[[Euphorbia ipecacuanhae]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> – [[American Ipecac]]
*''[[Euphorbia irgisensis]] '' <small>[[Litv.]] 1916</small>
*''[[Euphorbia isacantha]]'' <small>[[Ferdinand Albin Pax|Pax]] 1904</small> (s)
*''[[Euphorbia isaloensis]]'' <small>[[Emmanuel Drake del Castillo|Drake]] 1899</small> (s)
*''[[Euphorbia isatidifolia]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small> (s)
*''[[Euphorbia isaurica]]'' <small>[[M.S.Khan]] 1964</small>
*''[[Euphorbia isophylla]]'' <small>[[Bornm.]] 1908</small>
*''[[Euphorbia itremensis]]'' <small>[[Kimnach]] & [[Lavranos]] 2001</small> (s)
*''[[Euphorbia ivanjohnstonii]]'' <small>[[M.C.Johnst.]] 1975</small>
==J==
{{compactTOC2}}
*''[[Euphorbia jacquemontii]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia jacquinii]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia jaliscensis]]'' <small>[[B.L.Rob.]] & [[Greenm.]] 1894</small> (s)
*''[[Euphorbia jamesonii]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia jansenvillensis]]'' <small>[[Nel]] 1935</small> (s)
*''[[Euphorbia jasiewiczii]]'' <small>([[Chrtek]] & [[Křísa]]) [[Radcl.-Sm.]] 1981</small>
*''[[Euphorbia jatrophoides]]'' <small>[[Ferdinand Albin Pax|Pax]] 1903</small> (s)
*''[[Euphorbia jejuna]]'' <small>[[M.C.Johnst.]] & [[Warnock]] 1960</small>
*''[[Euphorbia jenisseiensis]]'' <small>[[K.S.Baikov]] 1996</small>
*''[[Euphorbia jessonii]]'' <small>[[Oudejans]] 1990</small>
*''[[Euphorbia johannis]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia johnstonii]]'' <small>[[Mayfield]] 1991</small> (s)
*''[[Euphorbia jolkinii]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia josei]] '' <small>[[Oudejans]] 1989</small> - Jose spurge
*''[[Euphorbia jovettii]]'' <small>[[Huguet]] 1971</small>
*''[[Euphorbia joyae]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1985</small> (s)
*''[[Euphorbia jubata]]'' <small>[[L.C.Leach]] 1964</small>
*''[[Euphorbia juglans]]'' <small>[[Compton]] 1935</small> (s)
*''[[Euphorbia juttae]]'' <small>[[Dinter]] 1914</small> (s)
*''[[Euphorbia juvoklanti]]'' <small>[[Ferdinand Albin Pax|Pax]] 1909</small> (s)
==K==
{{compactTOC2}}
*''[[Euphorbia kaessneri]]'' <small>[[Ferdinand Albin Pax|Pax]] 1909</small> (s)
*''[[Euphorbia kaessneri]]'' <small>([[N.E.Br.]]) [[Bruyns]] 2006</small> (s) (conflict!) syn. Monadenium kaessneri)
*''[[Euphorbia kalaharica]]'' <small>[[Marloth]] 1930</small>
*''[[Euphorbia kalisana]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia kamerunica]]'' <small>[[Ferdinand Albin Pax|Pax]] 1904</small> (s)
*''[[Euphorbia kamponii]]'' <small>[[Rauh]] & [[Petignat]] 1995</small> (s)
*''[[Euphorbia kanalensis]]'' <small>[[Boiss.]] 1866</small> (s)
*''[[Euphorbia kanaorica]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia kanglingensis]]'' <small>[[W.T.Wang]] 1988</small>
*''[[Euphorbia kansuensis]]'' <small>[[Prokh.]] 1927</small>
*''[[Euphorbia kansui]]'' <small>[[Liou]] ex [[S.B.Ho]] 1981</small>
*''[[Euphorbia kaokoensis]]'' <small> ([[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]]) [[L.C.Leach]] 1976</small> (s)
*''[[Euphorbia karibensis]]'' <small>[[S.Carter]] 1990</small>
*''[[Euphorbia karoi]]'' <small>[[Freyn]] 1896</small>
*''[[Euphorbia karroensis]]'' <small> ([[Boiss.]]) [[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia karwinskyi]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia katrajensis]]'' <small>[[Gage]] 1914</small>
*''[[Euphorbia keithii]]'' <small>[[R.A.Dyer]] 1951</small> (s)
*''[[Euphorbia kelleri]]'' <small>[[Ferdinand Albin Pax|Pax]] 1898</small> (s)
**''[[Euphorbia kelleri var. kelleri]]'' (s)
**''[[Euphorbia kelleri var. latifolia]]'' <small>[[Ferdinand Albin Pax|Pax]] 1898</small> (s)
*''[[Euphorbia kemulariae]]'' <small>[[Ter-Chatschat.]] 1963</small>
*''[[Euphorbia kerrii]]'' <small>[[Craib]] 1911</small> (s)
*''[[Euphorbia kerstingii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1903</small>
*''[[Euphorbia khandallensis]]'' <small>[[Blatt.]] & [[Hallb.]] 1921</small> (s)
*''[[Euphorbia khasyana]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia kilwana]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia kimberleyana]]'' <small>([[G.Will.]]) [[Bruyns]] 2006</small> (s) syn. Monadenium kimberleyanum
*''[[Euphorbia kimmerica]]'' <small>[[Lipsky]] ex [[Grossh.]] 1932</small>
*''[[Euphorbia kirimzjulica]]'' <small>[[Stepanov]] 1994</small>
*''[[Euphorbia kiritensis]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1988</small> (s)
*''[[Euphorbia kirkii]]'' <small>([[N.E.Br.]]) [[Bruyns]] 2006</small> (s) syn. Synadenium kirkii
*''[[Euphorbia kischenensis]]'' <small>[[Vierh.]] 1907</small> (s)
*''[[Euphorbia kitawagae]]'' <small>([[Hurus.]]) [[Kitag.]] 1979</small>
*''[[Euphorbia klokovii]]'' <small>[[Dubovik]] ex [[Dubovik]] et al. 1973</small>
*''[[Euphorbia klotzschii]]'' <small>[[Oudejans]] 1989</small>
**''[[Euphorbia klotzschii var. argentina]]'' <small>([[Müll.Arg]] ex [[August Grisebach|Griseb.]]) [[Oudejans]] 1992</small>
**''[[Euphorbia klotzschii var. dentata]]'' <small>([[R.E.Fr.]]) [[Oudejans]] 1993</small>
**''[[Euphorbia klotzschii var. klotzschii]]''
**''[[Euphorbia klotzschii var. schizosepala]]'' <small>([[Boiss.]]) [[Oudejans]] 1992</small>
*''[[Euphorbia knobelii]]'' <small>[[Letty]] 1934</small> (s)
*''[[Euphorbia knuthii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1904</small> (s)
**''[[Euphorbia knuthii ssp. johnsonii]]'' <small> ([[N.E.Br.]]) [[L.C.Leach]] 1973</small> (s)
**''[[Euphorbia knuthii ssp. knuthii]]'' (s)
*''[[Euphorbia koerneriana]]'' <small>[[Allem]] & [[Irgang]] 1976</small>
*''[[Euphorbia komaroviana]]'' <small>[[Prokh.]] 1949</small>
*''[[Euphorbia kondoi]]'' <small>[[Rauh]] & [[Razaf.]] 1989</small> (s)
*''[[Euphorbia kopetdaghii]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia kotovii]]'' <small>[[Klokov]] ex [[Dubovik]] & [[Klokov]] 1977</small>
*''[[Euphorbia kotschyana]]'' <small>[[Fenzl]] 1842</small>
*''[[Euphorbia kouandensis]]'' <small>[[Beille]] ex [[A.Chev.]] 1917</small>
*''[[Euphorbia kozlovii]]'' <small>[[Prokh.]] 1927</small>
*''[[Euphorbia kraussiana]]'' <small>[[Bernh.]] ex [[C.Krauss]] 1844</small>
*''[[Euphorbia kudrjaschevii]]'' <small>[[Prokh.]] 1949</small>
*''[[Euphorbia kundelunguensis]]'' <small>([[Malaisse]]) [[Bruyns]] 2006</small> (s) syn. Monadenium kundelunguense
*''[[Euphorbia kuriensis]]'' <small>[[Vierh.]] 1905</small> (s)
*''[[Euphorbia kurtzii]]'' <small>[[Subils]] 1971</small>
==L==
{{compactTOC2}}
*''[[Euphorbia labatii]]'' <small>[[Rauh]] & [[Bard.-Vauc.]] 1999</small> (s)
*''[[Euphorbia lacei]]'' <small>[[Craib]] 1911</small> (s)
*''[[Euphorbia lacera]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia laciniata]]'' <small>[[Panigrahi]] 1975</small>
*''[[Euphorbia lactea]]'' <small>[[Haw.]] 1812</small> (s) - Elkhorn, frilled fan, mottled spurge
*''[[Euphorbia lactiflua]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1860</small> (s)
*''[[Euphorbia laevigata]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small>
*''[[Euphorbia lagascae]]'' <small>[[Spreng.]] 1821</small>
*''[[Euphorbia lagunensis]]'' <small>[[Huft]] 1985</small>
*''[[Euphorbia laikipiensis]]'' <small>[[S.Carter]] 1987</small>
*''[[Euphorbia lamarckii]]'' <small>[[Sweet]] 1818</small> (s)
*''[[Euphorbia lambii]]'' <small>[[Svent.]] 1960</small> (s)
*''[[Euphorbia lancasteriana]]'' <small>[[Radcl.-Sm.]] 1999</small>
*''[[Euphorbia lancifolia]] '' <small>[[Schltdl.]] 1832</small> (s) – Ixbut
*''[[Euphorbia laredana]]'' <small>[[Millsp.]] 1890</small>
*''[[Euphorbia larica]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia larranagae]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia lasiocarpa]]'' <small>[[Klotzsch]] 1843</small>
*''[[Euphorbia lata]]'' <small>[[Engelm.]] 1858</small>
*''[[Euphorbia latazi]]'' <small>[[Carl Sigismund Kunth|Kunth]] 1817</small>
*''[[Euphorbia latericolor]]'' <small>[[Brandegee]] 1913</small> (s)
*''[[Euphorbia lateriflora]]'' <small>[[Schumach.]] & [[Thonn.]] 1829</small> (s)
*''[[Euphorbia lathyris]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Caper spurge, gopher spurge
*''[[Euphorbia latifolia]]'' <small>[[C.A.Mey.]] ex [[Carl Friedrich von Ledebour|Ledeb.]] 1830</small>
*''[[Euphorbia laurifolia]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small> (s)
*''[[Euphorbia lavicola]]'' <small>[[S.Carter]] 1980</small> (s)
*''[[Euphorbia lavrani]]'' <small>[[L.C.Leach]] 1981</small> (s)
*''[[Euphorbia laxa]]'' <small>[[Emmanuel Drake del Castillo|Drake]] 1900</small>
*''[[Euphorbia leandriana]]'' <small>[[Boiteau]] 1942</small> (s)
*''[[Euphorbia lecheoides]]'' <small>[[Millsp.]] 1906</small>
**''[[Euphorbia lecheoides var. lecheoides]]''
**''[[Euphorbia lecheoides var. exumensis]]'' <small>([[Millsp.]]) [[Oudejans]] 1992</small>
**''[[Euphorbia lecheoides var. wilsonii]]'' <small>([[Millsp.]]) [[Oudejans]] 1992</small>
*''[[Euphorbia ledermanniana]]'' <small>[[Ferdinand Albin Pax|Pax]] & [[K.Hoffmann]] 1910</small> (s)
*''[[Euphorbia ledienii]]'' <small>[[A.Berger]] 1906</small> (s)
**''[[Euphorbia ledienii var. dregei]]'' <small>[[N.E.Br.]] 1915</small> (s)
**''[[Euphorbia ledienii var. ledienii]]'' (s)
*''[[Euphorbia leistneri]]'' <small>[[R.H.Archer]] 1998</small> (s)
*''[[Euphorbia lemaireana]]'' <small>[[Boiss.]] 1862</small> (s)
*''[[Euphorbia lenensis]]'' <small>[[K.S.Baikov]] 1996</small>
*''[[Euphorbia lenewtonii]]'' <small>[[S.Carter]] 2000</small> (s)
*''[[Euphorbia leonardii]]'' <small>([[D.G.Burch]]) [[Radcl.-Sm.]] 1971</small>
*''[[Euphorbia leoncroizatii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia leonensis]]'' <small>[[N.E.Br.]] 1911</small> (s)
*''[[Euphorbia leontopoda]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia leptocaula]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia leptoclada]]'' <small>[[Balf.f.]] 1883</small> (s)
*''[[Euphorbia leshumensis]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia letestuana]]'' <small>([[Denis]]) [[Bruyns]] 2006</small> (s) syn. Monadenium letestuanum
*''[[Euphorbia letestui]]'' <small>[[J.Raynal]] 1966</small> (s)
*''[[Euphorbia leucantha]] '' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small>
*''[[Euphorbia leucocephala]]'' <small>[[Lotsy]] 1985</small> (s) - Pascuita, white-laced euphorbia
*''[[Euphorbia leucochlamys]]'' <small>[[Chiov.]] 1929</small> (s)
*''[[Euphorbia leucodendron]]'' <small>[[Emmanuel Drake del Castillo|Drake]] 1903</small> (s)
**''[[Euphorbia leucodendron ssp. leucodendron]]'' (s)
**''[[Euphorbia leucodendron ssp. oncoclada]]'' <small> ([[Emmanuel Drake del Castillo|Drake]]) [[Rauh]] & [[Koutnik]] 1998</small> (s)
*''[[Euphorbia leuconeura]]'' <small>[[Boiss.]] 1862</small> (s)
*''[[Euphorbia leucophylla]]'' <small>[[George Bentham|Benth.]] 1844</small> (s)
**''[[Euphorbia leucophylla ssp. comcaacorum]]'' <small>[[V.W.Steinm.]] & [[Felger]] 1997</small> (s)
**''[[Euphorbia leucophylla ssp. leucophylla]]'' (s)
*''[[Euphorbia levis]]'' <small>[[Poir.]] 1812</small>
*''[[Euphorbia lignosa]]'' <small>[[Marloth]] 1909</small> (s)
*''[[Euphorbia ligularia]]'' <small>[[Roxb.]] 1832</small>
*''[[Euphorbia ligustrina]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia limaensis]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia limpopoana]]'' <small>[[S.Carter]] 1999</small> (s)
*''[[Euphorbia lindenii]]'' <small>([[S.Carter]]) [[Bruyns]] 2006</small> (s) syn. Monadenium lindenii
*''[[Euphorbia linearibracteata]]'' <small>[[L.C.Leach]] 1973</small> (s)
*''[[Euphorbia lineata]]'' <small>[[S.Watson]] 1886</small>
*''[[Euphorbia lingiana]]'' <small>[[C.Shih]] ex [[Chun]] 1963</small>
*''[[Euphorbia linguiformis]]'' <small>[[McVaugh]] 1961</small>
**''[[Euphorbia linguiformis var. actinadenia]]'' <small>([[McVaugh]]) [[Oudejans]] 1993</small>
**''[[Euphorbia linguiformis var. linguiformis]]''
*''[[Euphorbia lingulata]]'' <small>[[Heuff.]] 1835</small>
*''[[Euphorbia linifolia]]'' <small>[[Carolus Linnaeus|L.]] 1759</small>
*''[[Euphorbia lipskyi]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia lissosperma]]'' <small>[[S.Carter]] 1980</small>
*''[[Euphorbia liukiuensis]]'' <small>[[Hayata]] 1920</small>
*''[[Euphorbia livida]]'' <small>[[E.Mey.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia lividiflora]]'' <small>[[L.C.Leach]] 1964</small> (s)
*''[[Euphorbia loadensis]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia lomelii]]'' <small>[[V.W.Steinm.]] 2003</small> (s) syn. Pedilanthus macrocarpus
*''[[Euphorbia longecorniculata]]'' <small>[[Kitam.]] 1958</small>
*''[[Euphorbia longecornuta]]'' <small>[[S.Watson]] 1889</small>
*''[[Euphorbia longicruris]] '' <small>[[Scheele]] 1849</small> - Wedgeleaf spurge
*''[[Euphorbia longifolia]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small> (s)
*''[[Euphorbia longinsulicola]]'' <small>[[S.R.Hill]] 1976</small> (s)
*''[[Euphorbia longispina]]'' <small>[[Chiov.]] 1929</small> (s)
*''[[Euphorbia longistyla]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia longituberculosa]]'' <small>[[Boiss.]] 1862</small> (s)
*''[[Euphorbia lophiosperma]]'' <small>[[S.Carter]] 1984</small>
*''[[Euphorbia lophogona]]''<small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small> (s) – Randramboay
**''[[Euphorbia lophogona var. lophogona]]'' (s)
**''[[Euphorbia lophogona var. tenuicaulis]]''<small>[[Rauh]] 1991</small> (s)
*''[[Euphorbia loricata]]''<small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small> (s)
*''[[Euphorbia louwii]]'' <small>[[L.C.Leach]] 1980</small> (s)
*''[[Euphorbia luapulana]]'' <small>[[L.C.Leach]] 1992</small> (s)
*''[[Euphorbia lucida]]'' <small>[[Waldst.]] & [[Kit.]] 1802</small> - Shining spurge
*''[[Euphorbia luciismithii]]'' <small>[[B.L.Rob.]] & [[Greenm.]] 1896</small> (s)
*''[[Euphorbia lucorum]]'' <small>[[Rupr.]] 1859</small>
*''[[Euphorbia ludoviciana]]'' <small>[[Constantine Samuel Rafinesque-Schmaltz|Raf.]] 1817</small>
*''[[Euphorbia lugardiae]]'' <small>([[N.E.Br.]]) [[Bruyns]] 2006</small> (s) syn. Monadenium lugardiae
*''[[Euphorbia lukoseana]]'' <small>[[S.Carter]] 2000</small> (s)
*''[[Euphorbia lumbricalis]]'' <small>[[L.C.Leach]] 1986</small> (s)
*''[[Euphorbia lundelliana]]'' <small>[[Croizat]] ex [[Lundell]] 1943</small> (s)
*''[[Euphorbia lunulata]]'' <small>[[Alexander G. von Bunge|Bunge]] 1833</small>
*''[[Euphorbia lupatensis]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia lupulina]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia lurida]]'' <small>[[Engelm.]] 1861</small>
*''[[Euphorbia luteoviridis]]'' <small>[[D.G.Long]] 1986</small>
*''[[Euphorbia luticola]]'' <small>[[Hand.-Mazz.]] 1931</small>
*''[[Euphorbia lutosa]]'' <small>[[S.Carter]] 1980</small>
*''[[Euphorbia lutulenta]]'' <small>([[Croizat]]) [[Oudejans]] 1989</small>
*''[[Euphorbia luzoniensis]]'' <small>[[E.D.Merrill]] 1920</small>
*''[[Euphorbia lycioides]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia lydenburgensis]]'' <small>[[Schweik.]] & [[Letty]] 1933</small> (s)
==M==
{{compactTOC2}}
*''[[Euphorbia macella]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia macgillivrayi]]'' <small>[[Boiss.]] 1927</small>
*''[[Euphorbia machrisiae]]'' <small>[[Steyerm.]] 1958</small>
*''[[Euphorbia macinensis]]'' <small>[[Prodan]] 1953</small>
*''[[Euphorbia macra]]'' <small>[[Hiern]] 1900</small>
*''[[Euphorbia macraulonia]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1895</small> (s)
*''[[Euphorbia macrocarpa]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia macroceras]]'' <small>[[Friedrich Ernst Ludwig von Fischer|Fisch.]] & [[C.A.Mey.]] 1838</small>
*''[[Euphorbia macroclada]]'' <small>[[Boiss.]] 1844</small>
*''[[Euphorbia macroglypha]]'' <small>[[Lem.]] 1857</small> (s)
*''[[Euphorbia macrophylla]]'' <small>[[Ferdinand Albin Pax|Pax]] 1894</small> (s)
*''[[Euphorbia macropodoides]]'' <small>[[B.L.Rob.]] & [[Greenm.]] 1895</small> (s)
*''[[Euphorbia macropus]]'' <small> ([[Klotzsch]] & [[Garcke]]) [[Boiss.]] 1862</small> (s) - Huachuca mountain spurge
*''[[Euphorbia macrorrhiza]]'' <small>[[C.A.Mey.]] ex [[Carl Friedrich von Ledebour|Ledeb.]] 1830</small>
*''[[Euphorbia maculata]] '' <small>[[Carolus Linnaeus|L.]] 1753</small> (s) - Spotted spurge
*''[[Euphorbia macvaughiana]]'' <small>[[M.C.Johnst.]] 1975</small>
*''[[Euphorbia macvaughii]]'' <small>[[Carvajal]] & [[Lomeli]] ex [[Carvajal]] 1981</small>
*''[[Euphorbia maddenii]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia mafingensis]]'' <small>([[Hargreaves]]) [[Bruyns]] 2006</small> (s) syn. Monadenium mafingense
*''[[Euphorbia magdalenae]]'' <small>[[George Bentham|Benth.]] 1844</small> (s)
*''[[Euphorbia magnicapsula]]'' <small>[[S.Carter]] 1987</small> (s)
**''[[Euphorbia magnicapsula var. lacterosa]]'' <small>[[S.Carter]] 1987</small> (s)
**''[[Euphorbia magnicapsula var. magnicapsula]]'' (s)
*''[[Euphorbia magnifica]]'' <small>([[E.A.Bruce]]) [[Bruyns]] 2006</small> (s) syn. Monadenium magnificum
*''[[Euphorbia mahabobokensis]]'' <small>[[Rauh]] 1995</small> (s)
*''[[Euphorbia mahafalensis]]'' <small>[[Denis]] 1921</small> (s)
**''[[Euphorbia mahafalensis var. mahafalensis]]'' (s)
**''[[Euphorbia mahafalensis var. xanthadenia]]'' <small>([[Denis]]) [[Leandri]] 1946</small> (s)
*''[[Euphorbia mainty]]'' <small>[[Denis]] ex [[Leandri]] 1966</small> (s)
*''[[Euphorbia maieri]]'' <small>[[H.Lév.]] 1913</small>
*''[[Euphorbia makallensis]]'' <small>[[S.Carter]] 1981</small> (s)
*''[[Euphorbia maleolens]]'' <small>[[Phillips]] 1932</small> (s)
*''[[Euphorbia malevola]]'' <small>[[L.C.Leach]] 1964</small> (s)
*''[[Euphorbia malleata]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia malurensis]]'' <small>[[Rech.f.]] 1963</small>
*''[[Euphorbia malvana]]'' <small>[[Maire]] 1940</small>
*''[[Euphorbia mamfwensis]]'' <small>([[Malaisse]] & [[Lecron]]) [[Bruyns]] 2006</small> (s) syn. Monadenium mamfwense
*''[[Euphorbia mammillaris]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s) - Corn cob euphorbia
*''[[Euphorbia mananarenis]]'' <small>[[Leandri]] 1945</small> (s)
*''[[Euphorbia mancinella]]'' <small>[[Baillon]] 1886</small>
*''[[Euphorbia mandrariensis]]'' <small>[[Emmanuel Drake del Castillo|Drake]] 1899</small> (s)
*''[[Euphorbia mandravioky]]'' <small>[[Leandri]] 1958</small> (s)
*''[[Euphorbia mandshurica]]'' <small>[[Maxim.]] 1883</small>
*''[[Euphorbia mangleti]]'' <small>[[Urb.]] 1930</small>
*''[[Euphorbia mangelsdorffii]]'' <small>[[Rauh]] 1998</small> (s)
*''[[Euphorbia mangokyensis]]'' <small>[[Denis]] 1921</small> (s)
*''[[Euphorbia mangorensis]]'' <small>[[Leandri]] 1945</small>
*''[[Euphorbia marayensis]]'' <small>[[Subils]] 1975</small>
*''[[Euphorbia maresii]]'' <small>[[Knoche]] 1922</small>
*''[[Euphorbia margalidiana]]'' <small>;[[Kuhbier]] & [[Lewej.]] ex [[Kuhbier]] 1978</small> (s)
*''[[Euphorbia margaretae]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia marginata]]'' <small>[[Pursh]] 1814</small> - Snow-on-the-mountain, variegated spurge, white-margined spurge
*''[[Euphorbia marianoi]]'' <small>[[Oudejans]] 1998</small>
*''[[Euphorbia marilandica]]'' <small>[[Edward Lee Greene|Greene]] 1898</small>
*''[[Euphorbia maritae]]'' <small>[[Rauh]] 1999</small> (s)
*''[[Euphorbia marlothiana]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia marrupana]]'' <small>[[Bruyns]] 2006</small> (s)
*''[[Euphorbia marsabitensis]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia marshalliana]]'' <small>[[Boiss.]] 1946</small>
**''[[Euphorbia marshalliana ssp. marshalliana]]''
**''[[Euphorbia marshalliana ssp. armenae]]'' <small>([[Prokh.]]) [[Oudejans]] 1992</small>
*''[[Euphorbia martinae]]'' <small>[[Rauh]] 1999</small> (s)
*''[[Euphorbia masirahensis]]'' <small>[[S.A.Ghazanfar]] 1993</small> (s)
*''[[Euphorbia matabelensis]]'' <small>[[Ferdinand Albin Pax|Pax]] 1901</small> (s)
*''[[Euphorbia matritensis]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia mauritanica]] '' <small>[[Carolus Linnaeus|L.]] 1753</small> (s)
**''[[Euphorbia mauritanica var. corallothamnus]]'' <small>[[Dinter]] ex [[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
**''[[Euphorbia mauritanica var. foetens]]'' <small>[[Dinter]] ex [[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
**''[[Euphorbia mauritanica var. lignosa]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
**''[[Euphorbia mauritanica var. mauritanica]] '' (s)
**''[[Euphorbia mauritanica var. minor]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
**''[[Euphorbia mauritanica var. namaquensis]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia maysillesii]]'' <small>[[McVaugh]] 1961</small>
*''[[Euphorbia mayuranathanii]]'' <small>[[Croizat]] 1940</small> (s)
*''[[Euphorbia mazarronensis]]'' <small>[[Esteve Chueca]] 1967</small>
*''[[Euphorbia mazatlamensis]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia mazicum]]'' <small>[[Emb.]] & [[Maire]] 1929</small>
*''[[Euphorbia medicaginea]]'' <small>[[Boiss.]] 1838</small>
*''[[Euphorbia meenae]]'' <small>[[S.Carter]] 2000</small> (s)
*''[[Euphorbia megalatlantica]]'' <small>[[J.Ball]] 1875</small>
*''[[Euphorbia megalocarpa]]'' <small>[[Rech.f.]] 1963</small>
*''[[Euphorbia melanadenia]]'' <small>[[Torr.]] 1857</small>
*''[[Euphorbia melanocarpa]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia melanohydrata]]'' <small>[[Nel]] 1935</small> (s)
*''[[Euphorbia melapetala]]'' <small>[[Gasparr.]] 1830</small>
*''[[Euphorbia melitensis]]'' <small>[[Parl.]] 1869</small> (s)
*''[[Euphorbia meloformis]]'' <small>[[Ait.]] 1789</small> (s)
**''[[Euphorbia meloformis ssp. meloformis]]'' (s) - Melon spurge
**''[[Euphorbia meloformis ssp. valida]]'' <small> ([[N.E.Br.]]) [[G.D.Rowley]] 1998</small> (s)
*''[[Euphorbia memoralis]]'' <small>[[R.A.Dyer]] 1952</small> (s)
*''[[Euphorbia mendezii]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia menelikii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1907</small>
*''[[Euphorbia mercurialina]]'' <small>[[Michx.]] 1803</small> - Mercury spurge
*''[[Euphorbia meridensis]]'' <small>[[Pittier]] 1929</small>
*''[[Euphorbia meridionalis]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1982</small> (s)
*''[[Euphorbia mertonii]]'' <small>[[Fosberg]] 1978</small>
*''[[Euphorbia mesembryanthemifolia]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]] 1760</small> (s)
*''[[Euphorbia meuleniana]]'' <small>[[Schwartz]] 1939</small> (s)
*''[[Euphorbia meuselii]]'' <small>[[Geltman]] 2002</small>
*''[[Euphorbia mexiae]]'' <small>[[Standl.]] 1929</small>
*''[[Euphorbia meyeniana]]'' <small>[[Klotzsch]] 1843</small>
*''[[Euphorbia meyeriana]]'' <small>[[Galushko]] 1970</small>
*''[[Euphorbia micracantha]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia micractina]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia micradenia]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia microcarpa]]'' <small>([[Prokh.]]) [[P.Klylov]] 1934</small>
*''[[Euphorbia microcephala]]'' <small>[[Boiss.]] 1866</small>
*''[[Euphorbia microclada]]'' <small>[[Urb.]] 1924</small>
*''[[Euphorbia micromera]]'' <small>[[Boiss.]] ex [[Engelm.]] 1861</small>
*''[[Euphorbia microsciadia]]'' <small>[[Boiss.]] 1846</small>
*''[[Euphorbia microsperma]]'' <small>([[Murb.]]) [[Maly]] 1949</small>
*''[[Euphorbia microsphaera]]'' <small>[[Boiss.]] 1846</small>
*''[[Euphorbia migiurtinorum]]'' <small>[[Chiov.]] 1929</small> (s)
*''[[Euphorbia milii]]'' <small> [[Desmoul.]] 1826</small> (s) - Crown-of-thorns, christplant
**''[[Euphorbia milii var. bevilaniensis]]'' <small> ([[Croizat]]) [[Ursch]] & [[Leandri]] 1955</small> (s)
**''[[Euphorbia milii var. hislopii]]'' <small> ([[N.E.Br.]]) [[Ursch]] & [[Leandri]] 1955</small> (s)
**''[[Euphorbia milii var. imperatae]]'' <small> ([[Leandri]]) [[Ursch]] & [[Leandri]] 1955</small> (s)
**''[[Euphorbia milii var. longifolia]]'' <small> [[Rauh]] 1967</small> (s)
**''[[Euphorbia milii var. milii]]''
**''[[Euphorbia milii var. roseana]]'' <small> [[Marn.-Lap.]] 1962</small> (s)
**''[[Euphorbia milii var. splendens]]'' <small> ([[Bojer]] ex [[Hook.]]) [[Ursch]] & [[Leandri]] 1955</small> (s)
**''[[Euphorbia milii var. tananarivae]]'' <small> ([[Leandri]]) [[Ursch]] & [[Leandri]] 1955</small> (s)
**''[[Euphorbia milii var. tenuispina]]'' <small> [[Rauh]] & [[Razaf.]] 1991</small> (s)
**''[[Euphorbia milii var. tulearensis]]'' <small> [[Ursch]] & [[Leandri]] 1955</small> (s)
**''[[Euphorbia milii var. vulcanii]]'' <small> ([[Leandri]]) [[Ursch]] & [[Leandri]] 1955</small> (s)
*''[[Euphorbia millotii]]'' <small> [[Ursch]] & [[Leandri]] 1955</small> (s)
*''[[Euphorbia minbuensis]]'' <small>[[Gage]] 1914</small>
*''[[Euphorbia minuta]]'' <small>[[Losc.]] & [[Pard.]] 1863</small>
**''[[Euphorbia minuta ssp. minuta]]''
**''[[Euphorbia minuta ssp. moleroi]]'' <small>[[P.Montserrat Recoder]] & [[J.V.Ferrández Palacio]] 1998</small>
*''[[Euphorbia minutifolia]]'' <small>[[Boiss.]] 1866</small>
*''[[Euphorbia minutula]]'' <small>[[Boiss.]] 1866</small>
*''[[Euphorbia minxianensis]]'' <small>[[W.T.Wang]] 1988</small>
*''[[Euphorbia mira]]'' <small>[[L.C.Leach]] 1986</small> (s)
*''[[Euphorbia misella]]'' <small>[[S.Watson]] 1891</small>
*''[[Euphorbia misera]]'' <small>[[George Bentham|Benth.]] 1844</small> (s) - Cliff spurge
*''[[Euphorbia missurica]]'' <small>[[Constantine Samuel Rafinesque-Schmaltz|Raf.]] 1832</small>
*''[[Euphorbia mitchelliana]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia mitriformis]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1976</small> (s)
*''[[Euphorbia mixta]]'' <small>[[N.E.Br.]] 1925</small> (s)
*''[[Euphorbia mlanjeana]]'' <small>[[L.C.Leach]] 1973</small> (s)
*''[[Euphorbia mocinoi]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia moehringioides]]'' <small>[[Ferdinand Albin Pax|Pax]] 1899</small>
*''[[Euphorbia monacantha]]'' <small>[[Ferdinand Albin Pax|Pax]] 1903</small> (s)
*''[[Euphorbia monadenoides]]'' <small>[[M.G.Gilbert]] 1987</small> (s)
*''[[Euphorbia monantha]]'' <small>[[C.Wright]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia monchiquensis]]'' <small>[[Franco]] & [[P.Silva]] 1968</small>
*''[[Euphorbia monensis]]'' <small>([[Millsp.]]) [[Urb.]] 1929</small>
*''[[Euphorbia mongolica]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia monostyla]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia monteiri]]'' <small>[[Hook.f.]] 1865</small> (s)
**''[[Euphorbia monteiri ssp. brandbergensis]]'' <small>[[B.Nord.]] 1974</small> (s)
**''[[Euphorbia monteiri ssp. monteiri]]'' (s)
**''[[Euphorbia monteiri ssp. ramosa]]'' <small>[[L.C.Leach]] 1966</small> (s)
*''[[Euphorbia montenegrina]]'' <small>([[Baldacci]]) [[Maly]] 1908</small>
*''[[Euphorbia moratii]]'' <small>[[Rauh]] 1970</small> (s)
**''[[Euphorbia moratii var. antsingiensis]]'' <small>[[Cremers]] 1984</small> (s)
**''[[Euphorbia moratii var. bemaharensis]]'' <small>[[Cremers]] 1984</small> (s)
**''[[Euphorbia moratii var. moratii]]'' (s)
**''[[Euphorbia moratii var. multiflora]]'' <small>[[Rauh]] 1991</small> (s)
*''[[Euphorbia mosaica]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1976</small> (s)
*''[[Euphorbia mossambicensis]]'' <small> ([[Klotzsch]] & [[Garcke]]) [[Boiss.]] 1862</small>
*''[[Euphorbia mossamedensis]]'' <small>[[N.E.Br.]] 1913</small>
*''[[Euphorbia mucronulata]]'' <small>([[Prokh.]]) [[Prokh.]] 1937</small>
*''[[Euphorbia muelleri]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia muirii]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia multiceps]]'' <small>[[A.Berger]] 1905</small> (s)
*''[[Euphorbia multiclava]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1974</small> (s)
*''[[Euphorbia multifida]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia multifolia]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia multifoliosa]]'' <small>[[M.E.Jones]] 1933</small>
*''[[Euphorbia multiformis]]'' <small>[[Hook.]] & [[Arn.]] 1832</small>
*''[[Euphorbia multifurcata]]'' <small>[[Rech.f.]], [[Aellen]] & [[Esfand.]] ex [[Rech.f.]] 1951</small>
*''[[Euphorbia multinodis]]'' <small>[[Urb.]] 1899</small>
*''[[Euphorbia multiseta]]'' <small>[[George Bentham|Benth.]] 1840</small>
*''[[Euphorbia mundtii]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia munizii]]'' <small>[[Borhidi]] 1972</small> (s)
*''[[Euphorbia muraltioides]]'' <small>[[N.E.Br.]] 1915</small>
*''[[Euphorbia muricata]]'' <small>[[Thunb.]] 1800</small>
*''[[Euphorbia musciola]]'' <small>[[Fernald]] 1901</small> (s)
*''[[Euphorbia musili]]'' <small>[[Velen.]] 1912</small>
*''[[Euphorbia mwinilungensis]]'' <small>[[L.C.Leach]] 1976</small> (s)
*''[[Euphorbia myrioclada]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia myrsinites]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s) - Creeping spurge, donkey tail, myrtle spurge
**''[[Euphorbia myrsinites ssp. myrsinites]]'' (s)
**''[[Euphorbia myrsinites ssp. pontica]]'' <small>([[Prokh.]]) [[R.Turner]] 1995</small> (s)
**''[[Euphorbia myrsinites ssp. rechingeri]]'' <small>([[Greuter]]) [[Aldén]] 1986</small> (s)
*''[[Euphorbia myrtillifolia]]'' <small>[[Carolus Linnaeus|L.]] 1759</small>
*''[[Euphorbia myrtoides]]'' <small>[[Boiss.]] 1862</small>
==N==
{{compactTOC2}}
*''[[Euphorbia nagleri]] '' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small>
*''[[Euphorbia namibiensis]]'' <small>[[Marloth]] 1909</small> (s)
*''[[Euphorbia namuliensis]]'' <small>[[Bruyns]] 2006</small> (s)
*''[[Euphorbia namuskluftensis]]'' <small>[[L.C.Leach]] 1983</small> (s)
*''[[Euphorbia natalensis]]'' <small>[[Bernh.]] ex [[Krauss]] 1844</small>
*''[[Euphorbia nayarensis]]'' <small>[[V.W.Steinm.]] 2001</small>
*''[[Euphorbia nealleyi]]'' <small>[[Coult.]] & [[Fisher]] 1892</small>
*''[[Euphorbia nebrownii]]'' <small>[[Merr.]] 1938</small>
*''[[Euphorbia negromontana]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia neilmulleri]]'' <small>[[M.C.Johnst.]] 1975</small>
*''[[Euphorbia nematocypha]]'' <small>[[Hand.-Mazz.]] 1926<small>
*''[[Euphorbia neoangolensis]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium angolense
*''[[Euphorbia neoarborescens]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium arborescens
*''[[Euphorbia neobosseri]]'' <small>[[Rauh]] 1992</small> (s)
**''[[Euphorbia neobosseri var. itampolensis]]'' <small>[[Rauh]] 1999</small> (s)
**''[[Euphorbia neobosseri var. neobosseri]]'' (s)
*''[[Euphorbia neocaledonica]]'' <small>[[Boiss.]] 1866</small>
*''[[Euphorbia neocapitata]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium capitatum
*''[[Euphorbia neococcinea]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium coccineum
*''[[Euphorbia neocrispa]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium crispum
*''[[Euphorbia neocymosa]]'' <small>[[Bruyns]] 2006</small> (s) syn. Synadenium cymosum
*''[[Euphorbia neoerubescens]]'' <small>[[Bruyns]] 2006</small> (s) syn. Lortia erubescens / Monadenium erubescens
*''[[Euphorbia neogillettii]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium gillettii
*''[[Euphorbia neoglabrata]]'' <small>[[Bruyns]] 2006</small> (s) syn. Synadenium glabratum
*''[[Euphorbia neoglaucescens]]'' <small>[[Bruyns]] 2006</small> (s) syn. Synadenium glaucescens
*''[[Euphorbia neogoetzei]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium goetzei
*''[[Euphorbia neogossweileri]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium gossweileri / Endadenium gossweileri
*''[[Euphorbia neogracilis]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium gracile
*''[[Euphorbia neohalipedicola]]'' <small>[[Bruyns]] 2006</small> (s) syn. Synadenium halipedicola
*''[[Euphorbia neohumbertii]]'' <small>[[Boiteau]] 1942</small> (s)
*''[[Euphorbia neomontana]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium montanum
*''[[Euphorbia neoparviflora]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium parviflorum
*''[[Euphorbia neopedunculata]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium pedunculatum
*''[[Euphorbia neopolycnemoides]]'' <small>[[Ferdinand Albin Pax|Pax]] & [[K.Hoffmann]] 1910</small>
*''[[Euphorbia neoreflexa]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium reflexum
*''[[Euphorbia neorubella]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium montanum var. rubellum / Monadenium rubellum
*''[[Euphorbia neorugosa]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium rugosum
*''[[Euphorbia neospinescens]]'' <small>[[Bruyns]] 2006</small> (s) syn. Stenadenium spinescens / Monadenium spinescens
*''[[Euphorbia neostapeliodes]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium stapelioides
**''[[Euphorbia neostapeliodes var. congesta]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium stapelioides var. congestum
**''[[Euphorbia neostapeliodes var. neostapeliodes]]'' (s) syn. Monadenium stapelioides var. stapelioides
*''[[Euphorbia neostolonifera]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium rhizophorum var. stoloniferum / Monadenium stoloniferum
*''[[Euphorbia neovirgata]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium virgatum
*''[[Euphorbia nephradenia]] '' <small>[[Barneby]] 1966</small> - Pana spurge
*''[[Euphorbia nereidum]]'' <small>[[Jahandiez]] & [[Maire]] 1923</small>
*''[[Euphorbia neriifolia]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s) - Indian spurgetree, hedge euphorbia
*''[[Euphorbia nesemannii]]'' <small>[[R.A.Dyer]] 1934</small> (s)
*''[[Euphorbia nevadensis]]'' <small>[[Boiss.]] & [[Reut.]] 1852</small>
*''[[Euphorbia nicaeensis]]'' <small>[[All.]] 1785</small>
**''[[Euphorbia nicaeensis ssp. glareosa]]'' <small>([[Pall.]] ex [[M.Bieb.]]) [[Radcl.-Sm.]] 1785</small>
**''[[Euphorbia nicaeensis ssp. cadrilateri]]'' <small>([[Prod.]]) [[B.Kuzmanov]] 1979</small>
**''[[Euphorbia nicaeensis ssp. goldei]]'' <small>([[Prod.]]) [[Greuter]] & [[Burdet]] 1981</small>
**''[[Euphorbia nicaeensis ssp. lasiocarpa]]'' <small>([[Boiss.]]) [[Radcl.-Sm.]] & [[Govaerts]] 1996</small>
**''[[Euphorbia nicaeensis ssp. latibracteata]]'' <small>([[Prod.]]) [[B.Kuzmanov]] 1979</small>
**''[[Euphorbia nicaeensis ssp. maleevii]]'' <small>([[Tamamshyan]]) [[Oudejans]] 1989</small>
**''[[Euphorbia nicaeensis ssp. nicaeensis]]''
**''[[Euphorbia nicaeensis ssp. prostrata]]'' <small>([[Fiori]]) [[Arrigoni]] 1981</small>
**''[[Euphorbia nicaeensis ssp. stepposa]]'' <small>([[Zoz]]) [[Greuter]] & [[Burdet]] 1981</small>
**''[[Euphorbia nicaeensis ssp. volgensis]]'' <small>([[Krysht.]]) [[Oudejans]] 1992</small>
*''[[Euphorbia nicholasii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia niciciana]]'' <small>[[Borbás]] 1893</small>
*''[[Euphorbia nigrispina]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia nigrispinoides]]'' <small>[[M.G.Gilbert]] 1993</small> (s)
*''[[Euphorbia niqueroana]]'' <small>[[Urb.]] 1930</small>
*''[[Euphorbia nivulia]]'' <small>[[Buch.-Ham.]] 1825</small> (s)
*''[[Euphorbia nocens]]'' <small>([[L.C.Wheeler]]) [[V.W.Steinm.]] 2003</small>
*''[[Euphorbia nodosa]]'' <small>[[Houtt.]] 1777</small>
*''[[Euphorbia nogalensis]]'' <small> ([[A.Hässl.]]) [[S.Carter]] 1988</small> (s)
*''[[Euphorbia norfolkiana]]'' <small>[[Boiss.]] 1862</small> (s)
*''[[Euphorbia normannii]]'' <small>[[Schmalh.]] ex [[Lipsky]] 1891</small>
*''[[Euphorbia notoptera]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia novorossica]]'' <small>[[Dubovik]] 1976</small>
*''[[Euphorbia noxia]]'' <small>[[Ferdinand Albin Pax|Pax]] 1894</small> (s)
*''[[Euphorbia nubica]]'' <small>[[N.E.Br.]] 1911</small> (s)
*''[[Euphorbia nubigena]]'' <small>[[L.C.Leach]] 1976</small> (s)
**''[[Euphorbia nubigena var. nubigena]]'' (s)
**''[[Euphorbia nubigena var. rutilans]]'' <small>[[L.C.Leach]] 1976</small> (s)
*''[[Euphorbia nudicaulis]] '' <small>[[Perr.]] 1824</small> (s)
*''[[Euphorbia nummularia]]'' <small>[[Hook.f.]] 1847</small>
*''[[Euphorbia nutans]]'' <small>[[Lag.]] 1816</small>
*''[[Euphorbia nyassae]]'' <small>[[Ferdinand Albin Pax|Pax]] 1904</small> (s)
*''[[Euphorbia nyikae]]'' <small>[[Ferdinand Albin Pax|Pax]] 1895</small> (s)
**''[[Euphorbia nyikae var. neovolkensii]]'' <small>([[Ferdinand Albin Pax|Pax]]) [[S.Carter]] 1987</small> (s)
**''[[Euphorbia nyikae var. nyikae]]'' (s)
==O==
{{compactTOC2}}
*''[[Euphorbia oatesii]]'' <small>[[Rolfe]] 1889</small> (s)
*''[[Euphorbia oaxacana]]'' <small>[[B.L.Rob.]] & [[Greenm.]] 1896</small> (s)
*''[[Euphorbia obconica]]'' <small>[[Bojer]] ex [[N.E.Br.]] 1912</small>
*''[[Euphorbia obcordata]]'' <small>[[Balf.f.]] 1884</small> (s)
*''[[Euphorbia obesa]]'' <small>[[Hook.f.]] 1903</small> (s)
**''[[Euphorbia obesa ssp. obesa]]'' (s)
**''[[Euphorbia obesa ssp. symmetrica]]'' <small> ([[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]]) [[G.D.Rowley]] 1998</small> (s)
*''[[Euphorbia oblanceolata]]'' <small>[[Balf.f.]] 1884</small> (s)
*''[[Euphorbia obliqua]]'' <small>[[F.Bauer]] ex [[Endl.]] 1833</small>
*''[[Euphorbia oblongata]] '' <small>[[Griseb]] 1843</small> - Eggleaf spurge, oblong spurge
*''[[Euphorbia oblongifolia]]'' <small>([[K.Koch]]) [[K.Koch]] 1849</small>
*''[[Euphorbia obovata]]'' <small>[[Decne.]] 1834</small> (s)
*''[[Euphorbia obtusata]]'' <small>[[Pursh]] 1814</small>
*''[[Euphorbia occidentaustralica]]'' <small>[[Radcl.-Sm.]] & [[Govaerts]] 1996</small>
*''[[Euphorbia ocellata]]'' <small>[[Durand]] & [[Hilg.]] 1854</small>
**''[[Euphorbia ocellata ssp. arenicola]]'' <small>([[Parisch]]) [[Oudejans]] 1989</small>
**''[[Euphorbia ocellata ssp. ocellata]]''
**''[[Euphorbia ocellata ssp. rattanii]]'' <small>([[S.Watson]]) [[Oudejans]] 1989</small>
*''[[Euphorbia octoradiata]]'' <small>[[H.Lév.]] & [[Vaniot]] ex [[H.Lév.]] 1908</small>
*''[[Euphorbia ocymoidea]]'' <small>[[Carolus Linnaeus|L.]] 1753</small>
*''[[Euphorbia odontadenia]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia odontophora]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia oerstediana]] '' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small> - West Indian spurge
*''[[Euphorbia officinalis]]'' <small>[[Peter Forsskål|Forssk.]] 1775</small>
*''[[Euphorbia officinarum]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s)
*''[[Euphorbia ogadenensis]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1985</small> (s)
*''[[Euphorbia oidorhiza]]'' <small>[[Pojark.]] 1951</small>
*''[[Euphorbia oligoclada]]'' <small>[[L.C.Leach]] 1976</small> (s)
*''[[Euphorbia olowaluana]]'' <small>[[Sherff]] 1936</small>
*''[[Euphorbia omariana]]'' <small>[[M.G.Gilbert]] 1990</small> (s)
*''[[Euphorbia ophthalmica]]'' <small>[[Rers.]] 1806</small>
*''[[Euphorbia opuntioides]]'' <small>[[Welw.]] ex [[Hiern]] 1900</small> (s)
*''[[Euphorbia orabensis]]'' <small>[[Dinter]] 1914</small>
*''[[Euphorbia oranensis]]'' <small>([[Croizat]]) [[Subils]] 1977</small>
*''[[Euphorbia orbiculata]]'' <small>[[Carl Sigismund Kunth|Kunth]] 1817</small>
*''[[Euphorbia orbiculifolia]]'' <small>[[S.Carter]] 1990</small> (s)
*''[[Euphorbia orbifolia]]'' <small>([[Alain]]) [[Oudejans]] 1989</small>
*''[[Euphorbia orientalis]]'' <small>[[Carolus Linnaeus|L.]] 1753</small>
*''[[Euphorbia origanoides]]'' <small>[[Carolus Linnaeus|L.]] 1753</small>
*''[[Euphorbia orizabae]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia ornithopus]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]] 1809</small> (s)
*''[[Euphorbia orobanchoides]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium orobanchoides
**''[[Euphorbia orobanchoides var. calycina]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium orobanchoides var. calycinum
**''[[Euphorbia orobanchoides var. orobanchoides]]'' (s) syn. Monadenium orobanchoides var. orobanchoides
*''[[Euphorbia orphanidis]]'' <small>[[Boiss.]] 1859</small>
*''[[Euphorbia orthoclada]]'' <small>[[Baker]] 1887</small> (s)
**''[[Euphorbia orthoclada ssp. orthoclada]]'' (s)
**''[[Euphorbia orthoclada ssp. vepretorum]]'' <small> ([[Emmanuel Drake del Castillo|Drake]]) [[Leandri]] 1962</small> (s)
*''[[Euphorbia oryctis]]'' <small>[[Dinter]] 1931</small>
*''[[Euphorbia oschtenica]]'' <small>[[Galushko]] 1973</small>
*''[[Euphorbia osyridae]]'' <small>[[Boiss.]] 1846</small>
*''[[Euphorbia osyridiformis]]'' <small>[[Parsa]] 1848</small>
*''[[Euphorbia otjipembana]]'' <small>[[L.C.Leach]] 1976</small> (s)
*''[[Euphorbia ovalleana]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1895</small>
*''[[Euphorbia ovata]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small>
*''[[Euphorbia oxycoccoides]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia oxyodonta]]'' <small>[[Boiss.]] & [[Hausskn.]] ex [[Boiss.]] 1866</small>
*''[[Euphorbia oxyphylla]]'' <small>[[Boiss.]] 1866</small> (s)
*''[[Euphorbia oxystegia]]'' <small>[[Boiss.]] 1860</small> (s)
==P==
{{compactTOC2}}
*''[[Euphorbia pachyclada]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia pachypoda]]'' <small>[[Urb.]] 1924</small>
*''[[Euphorbia pachypodioides]]'' <small>[[Boiteau]] 1942</small> (s)
*''[[Euphorbia pachyrrhiza]]'' <small>[[Kar.]] & [[Kir.]] 1841</small>
*''[[Euphorbia pachysantha]]'' <small>[[Henri Ernest Baillon|Baill.]] 1886</small> (s)
*''[[Euphorbia paganorum]]'' <small>[[A.Chev.]] 1948</small> (s)
*''[[Euphorbia palmeri]]'' <small>[[Engelm.]] ex [[S.Watson]] 1880</small> - Wood spurge, woodland spurge
*''[[Euphorbia paludicola]]'' <small>[[McVaugh]] 1961</small>
*''[[Euphorbia palustris]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Marsh spurge
*''[[Euphorbia pamirica]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia pampeana]]'' <small>[[Speg.]] 1893</small> (s)
*''[[Euphorbia pancheri]]'' <small>[[Baillon]] 1861</small> (s)
*''[[Euphorbia panchganiensis]]'' <small>[[Blatt.]] & [[McCann]] ex [[Blatt.]] 1931</small> (s)
*''[[Euphorbia pancicii]]'' <small>[[G.Beck]] 1920</small>
*''[[Euphorbia paniculata]]'' <small>[[Desf.]] 1798</small>
*''[[Euphorbia panjutinii]]'' <small>[[Grossh.]] 1950</small>
*''[[Euphorbia pantomalaca]]'' <small>[[Standl.]] & [[Steyerm.]] 1944</small> (s)
*''[[Euphorbia papilionum]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia papillaris]]'' <small> ([[Jan]] ex [[Boiss.]]) [[Raffaelli]] & [[Ricceri]] 1988</small> (s)
*''[[Euphorbia papillosa]]'' <small>[[A.St.-Hil.]] 1824</small> (s)
**''[[Euphorbia papillosa var. erythrorrhiza]]'' <small>([[Boiss.]]) [[Subils]] 1971</small> (s)
**''[[Euphorbia papillosa var. papillosa]]'' (s)
*''[[Euphorbia papillosicapsa]]'' <small>[[L.C.Leach]] 1975</small> (s)
*''[[Euphorbia paradoxa]]'' <small>([[Schur]]) [[Simonk.]] 1883</small>
*''[[Euphorbia paralias]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Sea spurge
*''[[Euphorbia paranensis]]'' <small>[[Dusén]] 1910</small>
*''[[Euphorbia parciflora]]'' <small>[[Urb.]] 1919</small>
*''[[Euphorbia parciramulosa]]'' <small>[[Schweinf.]] 1899</small> (s)
*''[[Euphorbia paredonensis]]'' <small>([[Millsp.]]) [[Oudejans]] 1989</small>
*''[[Euphorbia parifolia]]'' <small>[[N.E.Br.]] 1913</small>
*''[[Euphorbia parishii]]'' <small>[[Edward Lee Greene|Greene]] 1886</small>
*''[[Euphorbia parodii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia parryi]]'' <small>[[Engelm.]] 1875</small>
*''[[Euphorbia parva]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia parvicaruncula]]'' <small>[[D.C.Hassall]] 1977</small> (s)
*''[[Euphorbia parviceps]]'' <small>[[L.C.Leach]] 1974</small> (s)
*''[[Euphorbia parvicyathophora]]'' <small>[[Rauh]] 1986</small> (s)
*''[[Euphorbia parviflora]]'' <small>[[Carolus Linnaeus|L.]] 1759</small>
*''[[Euphorbia parvula]]'' <small>[[Delile]] 1813</small>
*''[[Euphorbia patula]]'' <small>[[P.Miller]] 1768</small>
*''[[Euphorbia patentispina]]'' <small>[[S.Carter]] 2002</small> (s)
*''[[Euphorbia paucipila]]'' <small>[[Urb.]] 1908</small>
*''[[Euphorbia pauciradiata]]'' <small>[[Blatt.]] 1933</small>
*''[[Euphorbia paulianii]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
*''[[Euphorbia paxiana]]'' <small>[[Dinter]] 1921</small>
*''[[Euphorbia pedemontana]]'' <small>[[L.C.Leach]] 1988</small> (s)
*''[[Euphorbia pedersenii]]'' <small>[[Subils]] 1971</small>
*''[[Euphorbia pediculifera]]'' <small>[[Engelm.]] 1858</small>
*''[[Euphorbia pedilanthoides]]'' <small>[[Denis]] 1921</small> (s)
*''[[Euphorbia pedroi]]'' <small>[[Molero]] & [[Rovira]] 1997</small> (s)
*''[[Euphorbia peganoides]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia peisonis]]'' <small>[[Rech.]] 1926</small>
*''[[Euphorbia pekinensis]]'' <small>[[Rupr.]] 1859</small>
**''[[Euphorbia pekinensis ssp. asoensis]]'' <small>[[Kurosawa]] & [[H.Ohashi]] 1994</small>
**''[[Euphorbia pekinensis ssp. fauriei]]'' <small>[[Kurosawa]] & [[H.Ohashi]] 1994</small>
**''[[Euphorbia pekinensis ssp. lasiocaula]]'' <small>[[Boiss.]] & [[Oudejans]] 1992</small>
**''[[Euphorbia pekinensis ssp. pekinensis]]''
**''[[Euphorbia pekinensis ssp. pseudolucorum]]'' <small>[[Hurus.]] & [[Oudejans]] 1992</small>
**''[[Euphorbia pekinensis ssp. sinanensis]]'' <small>[[Hurus.]] & [[Oudejans]] 1992</small>
**''[[Euphorbia pekinensis ssp. subulatifolius]]'' <small>[[Hurus.]] & [[T.B.Lee]] 1983</small>
**''[[Euphorbia pekinensis ssp. watanabei]]'' <small>[[Tomitaro Makino|Makino]] & [[Oudejans]] 1992</small>
*''[[Euphorbia pellegrinii]]'' <small>[[Leandri]] 1947</small>
*''[[Euphorbia peltata]]'' <small>[[Roxb.]] 1832</small>
*''[[Euphorbia peninsularis]]'' <small>[[I.M.Johnst.]] 1922</small>
*''[[Euphorbia pentadactyla]]'' <small>[[Griseb]] 1879</small>
*''[[Euphorbia pentagona]]'' <small>[[Haw.]] 1828</small> (s)
*''[[Euphorbia pentlandii]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia pentops]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia peperomioides]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia peplidion]]'' <small>[[Engelm.]] 1858</small> - Low spurge
*''[[Euphorbia peplis]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Purple spurge
*''[[Euphorbia peplus]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Petty spurge
*''[[Euphorbia perangusta]]'' <small>[[R.A.Dyer]] 1938</small> (s)
*''[[Euphorbia perangustifolia]]'' <small>[[S.Carter]] 1984</small>
*''[[Euphorbia perarmata]]'' <small>[[S.Carter]]1992</small> (s)
*''[[Euphorbia perbracteata]]'' <small>[[Gage]] 1914</small>
*''[[Euphorbia perennans]]'' <small>([[Shinners]]) [[Warnock]] & [[I.M.Johnst.]] 1960</small>
*''[[Euphorbia pereskiifolia]]'' <small>[[Henri Ernest Baillon|Baill.]] 1860</small> (s) syn. Synadenium pereskiifolium
*''[[Euphorbia perfoliata]]'' <small>[[Scheutz]] 1888</small>
*''[[Euphorbia pergracilis]]'' <small>[[P.G.Mey.]] 1966</small>
*''[[Euphorbia peritropoides]]'' <small>([[Millsp.]]) [[V.W.Steinm.]] 2003</small> syn. Pedilanthus peritropoides
*''[[Euphorbia perlignea]]'' <small>[[McVaugh]] 1961</small>
*''[[Euphorbia perpera]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia perplexa]]'' <small>[[L.C.Leach]] 1992</small> (s)
**''[[Euphorbia perplexa var. kasamana]]'' <small>[[L.C.Leach]] 1992</small> (s)
**''[[Euphorbia perplexa var. perplexa]]'' (s)
*''[[Euphorbia perrieri]]'' <small>[[Emmanuel Drake del Castillo|Drake]] 1899</small> (s)
**''[[Euphorbia perrieri var. elongata]]'' <small>[[Denis]] 1921</small> (s)
**''[[Euphorbia perrieri var. perrieri]]'' (s)
*''[[Euphorbia persistentifolia]]'' <small>[[L.C.Leach]] 1965</small> (s)
*''[[Euphorbia personata]]'' <small>[[Croizat]] & [[V.W.Steinm.]] 2003</small> (s) syn. Pedilanthus personatus
*''[[Euphorbia peruviana]]'' <small>[[L.C.Wheeler]] 1939</small>
*''[[Euphorbia pervilleana]]'' <small>[[Baillon]] 1861</small> (s)
*''[[Euphorbia pestalozzae]]'' <small>[[Boiss.]] 1853</small>
*''[[Euphorbia petala]]'' <small>[[Ewart]] & [[L.R.Kerr]] 1926</small>
*''[[Euphorbia pervittata]]'' <small>[[S.Carter]] 2000</small> (s)
*''[[Euphorbia petiolaris]]'' <small>[[Sims]] 1805</small> (s) - Manchineel berry
*''[[Euphorbia petiolata]]'' <small>[[Joseph Banks|Banks]] & [[Sol.]] 1794</small>
*''[[Euphorbia petitiana]]'' <small>[[A.Rich.]] 1850</small>
*''[[Euphorbia petraea]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia petricola]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1982</small> (s)
*''[[Euphorbia petrina]]'' <small>[[S.Watson]] 1888</small>
*''[[Euphorbia petrophila]]'' <small>[[C.A.Mey.]] 1850</small>
*''[[Euphorbia pettersonii]]'' <small>[[Svent.]] 1949</small>
*''[[Euphorbia pfeilii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1897</small>
*''[[Euphorbia philippiana]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small>
*''[[Euphorbia phillipsiae]]'' <small>[[N.E.Br.]] 1903</small> (s)
*''[[Euphorbia phillipsioides]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia phosphorea]]'' <small>[[Carl Friedrich Philipp von Martius|Mart.]] 1828</small> (s)
*''[[Euphorbia phylloclada]]'' <small>[[Boiss.]] 1862</small> (s)
*''[[Euphorbia phymatosperma]]'' <small>[[Boiss.]] & [[Gaill.]] ex [[Boiss.]] 1859</small>
**''[[Euphorbia phymatosperma ssp. cernua]]'' <small>([[Coss.]] & [[Durieu]]) [[Vindt]] 1953</small>
**''[[Euphorbia phymatosperma ssp. phymatosperma]]''
*''[[Euphorbia physalifolia]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia phosocaulos]]'' <small>[[Mouterde]] 1953</small>
*''[[Euphorbia physoclada]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia picachensis]]'' <small>[[Brandegee]] 1915</small>
*''[[Euphorbia pillansii]]'' <small>[[N.E.Br.]] 1913</small> (s)
**''[[Euphorbia pillansii var. albovirens]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
**''[[Euphorbia pillansii var. pillansii]]'' (s)
**''[[Euphorbia pillansii var. ramosissima]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia pilosa]]'' <small>[[Carolus Linnaeus|L.]] 1753</small>
**''[[Euphorbia pilosa ssp. ojensis]]'' <small>[[Stepanov]] 1994</small>
**''[[Euphorbia pilosa ssp. pilosa]]''
*''[[Euphorbia pilosissima]]'' <small>[[S.Carter]] 1984</small>
*''[[Euphorbia pinariona]]'' <small>[[Urb.]] 1930</small>
*''[[Euphorbia pinetorum]]'' <small>([[John Kunkel Small|Small]]) [[G.L.Webster]] 1913</small> - Pineland spurge
*''[[Euphorbia pinkavana]]'' <small>[[I.M.Johnst.]] 1975</small>
*''[[Euphorbia pionosperma]]'' <small>[[V.W.Steinm.]] & [[Felger]] 1997</small>
*''[[Euphorbia pirottae]]'' <small>[[A.Terracc.]] 1894</small> (s)
*''[[Euphorbia piscatoria]]'' <small>[[Ait.]] 1789</small> (s)
*''[[Euphorbia piscidermis]]'' <small>[[M.G.Gilbert]] 1974</small> (s)
*''[[Euphorbia piscida]]'' <small>[[Hub.-Mor.]] & [[M.S.Khan]] ex [[M.S.Khan]] 1964</small>
*''[[Euphorbia pitcairnensis]]'' <small>[[N.E.Br.]] 1935</small>
*''[[Euphorbia pithyusa]]'' <small>[[Carolus Linnaeus|L.]] 1953</small>
**''[[Euphorbia pithyusa ssp. cupanii]]'' <small>([[Guss.]] ex [[Bertol.]]) [[Radcl.-Sm.]] 1968</small>
**''[[Euphorbia pithyusa ssp. dianthifolia]]'' <small>([[Lojac.]]) [[Oudejans]] 1992</small>
**''[[Euphorbia pithyusa ssp. pithyusa]]''
*''[[Euphorbia plagiantha]]'' <small>[[Emmanuel Drake del Castillo|Drake]] 1903</small> (s) - Fish skin euphorb
*''[[Euphorbia planiceps]]'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small> (s)
*''[[Euphorbia planiticola]]'' <small>[[D.C.Hassall]] 1977</small> (s)
*''[[Euphorbia platycephala]]'' <small>[[Ferdinand Albin Pax|Pax]] 1894</small> (s)
*''[[Euphorbia platyclada]]'' <small>[[Rauh]] 1970</small> (s)
**''[[Euphorbia platyclada var. hardyi]]'' <small>[[Rauh]] 1970</small> (s)
**''[[Euphorbia platyclada var. platyclada]]'' (s)
*''[[Euphorbia platyphyllos]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Broad-leaved spurge
*''[[Euphorbia platypoda]]'' <small>[[Ferdinand Albin Pax|Pax]] 1912</small>
*''[[Euphorbia platyrrhiza]]'' <small>[[L.C.Leach]] 1976</small> (s)
*''[[Euphorbia platysperma]]'' <small>[[Engelm.]] ex [[S.Watson]] 1880</small>
*''[[Euphorbia plebeia]]'' <small>[[Boiss.]] 1846</small>
*''[[Euphorbia plenispina]]'' <small>[[S.Carter]] 1999</small> (s)
*''[[Euphorbia plicata]]'' <small>[[S.Watson]] 1886</small>
*''[[Euphorbia plumerioides]]'' <small>[[Teijsm.]] ex [[Hassk.]] 1858</small> (s)
*''[[Euphorbia plummeriae]]'' <small>[[S.Watson]] 1883</small>
*''[[Euphorbia podadenia]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia podocarpifolia]]'' <small>[[Urb.]] 1924</small> (s)
*''[[Euphorbia poecilophylla]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia poeppigii]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small>
*''[[Euphorbia poissonii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1902</small> (s)
*''[[Euphorbia polyacantha]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia polyantha]]'' <small>[[Ferdinand Albin Pax|Pax]] 1909</small> (s)
*''[[Euphorbia polycarpa]]'' <small>[[George Bentham|Benth.]] 1844</small>
*''[[Euphorbia polycephala]]'' <small>[[Marloth]] 1931</small> (s)
*''[[Euphorbia polycnemoides]]'' <small>[[Hochst.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia polygalifolia]]'' <small>[[Boiss.]] & [[Reut.]] ex [[Boiss.]] 1860</small>
*''[[Euphorbia polygona]]'' <small>[[Haw.]] 1803</small> (s)
*''[[Euphorbia polygonifolia]]'' <small>[[Carolus Linnaeus|L.]] 1753</small>
*''[[Euphorbia polyphylla]]'' <small>[[Engelm.]] ex [[Holz.]] 1892</small> - Lesser Florida spurge
*''[[Euphorbia polytimetica]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia ponderosa]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia pondii]]'' <small>[[Millsp.]] 1890</small>
*''[[Euphorbia popayanensis]]'' <small>[[Prokh.]] 1899</small>
*''[[Euphorbia porphyrantha]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1895</small> (s)
*''[[Euphorbia porphyrastra]]'' <small>[[Hand.-Mazz.]] 1925</small>
*''[[Euphorbia porteriana]]'' <small>([[John Kunkel Small|Small]]) [[Oudejans]] 1989</small>
**''[[Euphorbia porteriana var. keyensis]]'' <small>([[John Kunkel Small|Small]]) [[Oudejans]] 1989</small>
**''[[Euphorbia porteriana var. porteriana]]''
**''[[Euphorbia porteriana var. scoparia]]'' <small>([[John Kunkel Small|Small]]) [[Oudejans]] 1989</small>
*''[[Euphorbia portlandica]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> - Portland spurge
*''[[Euphorbia portucasadiana]]'' <small>([[Croizat]]) [[Subils]] 1977</small>
*''[[Euphorbia portulacoides]]'' <small>[[Carolus Linnaeus|L.]] 1826</small> (s)
**''[[Euphorbia portulacoides ssp. collina]]'' <small> ([[Rodolfo Amando Philippi|Phil.]]) [[Croizat]] 1943</small> (s)
**''[[Euphorbia portulacoides ssp. major]]'' <small> ([[Müll.Arg.]]) [[Croizat]] 1943</small> (s)
**''[[Euphorbia portulacoides ssp. portulacoides]]'' (s)
*''[[Euphorbia postii]]'' <small>[[Boiss.]] 1879</small>
*''[[Euphorbia potanii]]'' <small>[[Prokh.]] 1927</small>
*''[[Euphorbia potentilloides]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia potosina]]'' <small>[[Fernald]] 1901</small>
*''[[Euphorbia prieuriana]]'' <small>[[Baillon]] 1860</small>
*''[[Euphorbia primulifolia]]'' <small>[[Baker]] 1881</small> (s)
**''[[Euphorbia primulifolia var. begardii]]'' <small>[[Cremers]] 1984</small> (s)
**''[[Euphorbia primulifolia var. primulifolia]]'' (s)
*''[[Euphorbia proballyana]]'' <small>[[L.C.Leach]] 1968</small> (s)
**''[[Euphorbia proballyana var. multangula]]'' <small>[[S.Carter]] 2000</small> (s)
**''[[Euphorbia proballyana var. proballyana]]'' (s)
*''[[Euphorbia proctorii]]'' <small>([[D.G.Burch]]) [[Correll]] 1980</small>
*''[[Euphorbia prolifera]]'' <small>[[Buch.-Ham.]] ex [[D.Don]] 1825</small>
*''[[Euphorbia promeocarpa]]'' <small>[[P.H.Davis]] 1947</small>
*''[[Euphorbia prona]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia propingua]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia prostrata]]'' <small>[[Ait.]] 1789</small>
**''[[Euphorbia prostrata ssp. caudirhiza]]'' <small>[[Fosberg]] 1992</small>
**''[[Euphorbia prostrata ssp. prostrata]]''
*''[[Euphorbia przewalskii]]'' <small>[[Prokh.]] 1927</small>
*''[[Euphorbia psammophila]]'' <small>[[Ule]] 1908</small> (s)
*''[[Euphorbia pseudagraria]]'' <small>[[P.A.Smirn.]] 1940</small>
*''[[Euphorbia pseudoapios]]'' <small>[[Maire]] & [[Weiller]] 1939</small> (s)
*''[[Euphorbia pseudoburuana]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1982</small> (s)
*''[[Euphorbia pseudocactus]]'' <small>[[A.Berger]] 1906</small> (s)
*''[[Euphorbia pseudodendroides]]'' <small>[[H.Lindb.]] 1932</small>
*''[[Euphorbia pseudoduseimata]]'' <small>[[R.A.Dyer]] 1941</small> (s)
*''[[Euphorbia pseudofalcata]]'' <small>[[Chiov.]] 1951</small>
*''[[Euphorbia pseudofulva]]'' <small>[[Faustino Miranda|Miranda]] 1950</small>
*''[[Euphorbia pseudoglareosa]]'' <small>[[Klokov]] 1955</small>
*''[[Euphorbia pseudoglobosa]]'' <small>[[Marloth]] 1936</small> (s)
*''[[Euphorbia pseudograntii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1901</small> (s)
*''[[Euphorbia pseudograntii]]'' <small>[[Bruyns]] 2006</small> (s) (conflict!) syn. Synadenium grantii
*''[[Euphorbia pseudohirsuta]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium hirsutum
*''[[Euphorbia pseudohypogaea]]'' <small>[[Dinter]] 1921</small> (s)
*''[[Euphorbia pseudolaevis]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium laeve
*''[[Euphorbia pseudolucida]]'' <small>[[Schur]] 1852</small>
*''[[Euphorbia pseudomollis]]'' <small>[[Bruyns]] 2006</small> (s) syn. Synadenium molle
*''[[Euphorbia pseudonervosa]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium nervosum
*''[[Euphorbia pseudonudicaulis]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium nudicaule
*''[[Euphorbia pseudopetiolata]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium petiolatum
*''[[Euphorbia pseudoracemosa]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium pseudoracemosum
**''[[Euphorbia pseudoracemosa var. lorifolia]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium pseudoracemosum var. lorifolium
**''[[Euphorbia pseudoracemosa var. pseudoracemosa]]'' (s) syn. Monadenium pseudoracemosum var. pseudoracemosum
*''[[Euphorbia pseudosikkimensis]]'' <small>([[Hurus.]] & [[Tanaka]]) [[Radcl.-Sm.]] 1981</small>
*''[[Euphorbia pseudosimplex]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium simplex
*''[[Euphorbia pseudostellata]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium stellatum
*''[[Euphorbia pseudotrinervis]]'' <small>[[Bruyns]] 2006</small> (s) syn. Monadenium trinerve
*''[[Euphorbia pseudotuberosa]]'' <small>[[Ferdinand Albin Pax|Pax]] 1908</small> (s)
*''[[Euphorbia pseudovolkensii]]'' <small>[[Bruyns]] 2006</small> (s) syn. Synadenium volkensii
*''[[Euphorbia pteroclada]]'' <small>[[L.C.Leach]] 1976</small> (s)
*''[[Euphorbia pterococca]]'' <small>[[Brot.]] 1805</small>
*''[[Euphorbia pteroneura]]'' <small>[[A.Berger]] 1906</small> (s)
*''[[Euphorbia pubentissima]]'' <small>[[Michx.]] 1803</small> - False flowering spurge
*''[[Euphorbia puberula]]'' <small>[[Fernald]] 1901</small>
*''[[Euphorbia pubicaulis]]'' <small>[[S.Moore]] 1926</small>
*''[[Euphorbia pubiglans]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia pudibunda]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium pudibundum
*''[[Euphorbia pudibunda var. lanata]]'' <small>([[S.Carter]]) [[Bruyns]] 2006</small> (s) syn. Monadenium pudibundum var. lanatum
*''[[Euphorbia pudibunda var. rotundifolia]]'' <small>([[Malaysse]] & [[Lecron]]) [[Bruyns]] 2006</small> (s) syn. Monadenium pudibundum var. rotundifolium
*''[[Euphorbia pudibunda var. pudibunda]]'' (s) syn. Monadenium pudibundum var. pudibundum
*''[[Euphorbia pueblensis]]'' <small>[[Brandegee]] 1917</small>
*''[[Euphorbia pugniformis]]'' <small>[[Boiss.]] 1862</small> (s)
*''[[Euphorbia pulcherrima]]'' <small>[[Carl Ludwig Willdenow|Willd.]] ex [[Klotzsch]] 1834</small> (s) - Poinsettia
*''[[Euphorbia pulvinata]]'' <small>[[Marloth]] 1909</small> (s) - Pincushion euphorbia
*''[[Euphorbia pumicicola]]'' <small>[[Huft]] 1985</small>
*''[[Euphorbia punctata]]'' <small>[[Delile]] 1813</small>
*''[[Euphorbia punctulata]]'' <small>[[Anderson]] 1854</small>
*''[[Euphorbia punicea]]'' <small>[[Sw.]] 1788</small> (s)
*''[[Euphorbia purpurea]]'' <small>([[Constantine Samuel Rafinesque-Schmaltz|Raf.]]) [[Fernald]] 1932</small> - Darlington's glade spurge
*''[[Euphorbia pusilla]]'' <small>[[Lag.]] 1816</small>
*''[[Euphorbia pycnostegia]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia pygmaea]]'' <small>[[Carl Friedrich von Ledebour|Ledeb.]] 1850</small>
*''[[Euphorbia pyrenaica]]'' <small>[[Jord.]] 1846</small>
*''[[Euphorbia pyrifolia]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small> (s)
**''[[Euphorbia pyrifolia var. coriacea]]'' <small>[[Radcl.-Sm.]] 1984</small> (s)
**''[[Euphorbia pyrifolia var. pyrifolia]]'' (s)
==Q==
{{compactTOC2}}
*''[[Euphorbia qarad]]'' <small>[[Deflers]] 1896</small> (s)
*''[[Euphorbia quadrangularis]]'' <small>[[Ferdinand Albin Pax|Pax]] 1980</small> (s)
*''[[Euphorbia quadrata]]'' <small>[[Nel]] 1935</small> (s)
*''[[Euphorbia quadrialata]]'' <small>[[Ferdinand Albin Pax|Pax]] 1903</small> (s)
*''[[Euphorbia quadrilatera]]'' <small>[[L.C.Leach]] 1980</small> (s)
*''[[Euphorbia quadrispina]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia quaitensis]]'' <small>[[S.Carter]] 1988</small> (s)
*''[[Euphorbia quartziticola]]'' <small>[[Leandri]] 1960</small> (s)
*''[[Euphorbia quinquecostata]]'' <small>[[Volkens]] 1899</small> (s)
*''[[Euphorbia quintasii]]'' <small>[[Jord.]] 1892</small>
*''[[Euphorbia quitensis]]'' <small>[[Boiss.]] 1862</small>
==R==
{{compactTOC2}}
*''[[Euphorbia radians]]'' <small>[[George Bentham|Benth.]] 1839</small> (s) - Sun spurge
**''[[Euphorbia radians var. radians]]'' (s)
**''[[Euphorbia radians var. stormiae]]'' <small> ([[Croizat]]) [[Rzed.]] & [[S.Calderón]] 1988</small> (s)
*''[[Euphorbia radiifera]]'' <small>[[L.C.Leach]] 1975</small>
*''[[Euphorbia radioloides]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia ramiglans]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia ramofraga]]'' <small>[[Denis]] & [[Humbert]] ex [[Leandri]] 1952</small> (s)
*''[[Euphorbia ramosa]]'' <small>[[Seaton]] 1893</small>
*''[[Euphorbia ramulosa]]'' <small>[[L.C.Leach]] 1966</small> (s)
*''[[Euphorbia randrianjohanyi]]'' <small>[[Haev.]] & [[Labat]] 2004</small>
*''[[Euphorbia rangovalensis]]'' <small>[[Leandri]] 1945</small> (s)
*''[[Euphorbia raphanorrhiza]]'' <small>([[Millsp.]]) [[J.F.Macbr.]] 1951</small>
*''[[Euphorbia raphilippii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia rapulum]]'' <small>[[Kar.]] & [[Kir.]] 1842</small> (s)
*''[[Euphorbia rauhii]]'' <small>[[Haev.]] & [[Labat]] 2004</small>
*''[[Euphorbia razafindratsirae]]'' <small>[[Lavranos]] 2002</small> (s)
*''[[Euphorbia razafinjohanyi]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
*''[[Euphorbia reboudiana]]'' <small>[[Coss.]] ex [[Batt.]] & [[Trab.]] 1890</small>
*''[[Euphorbia reclinata]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1985</small> (s)
*''[[Euphorbia reconciliationis]]'' <small>[[Radcl.-Sm.]] 1978</small>
*''[[Euphorbia rectirama]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia recurva]]'' <small>[[Hook.f.]] 1847</small>
*''[[Euphorbia refugii]]'' <small>[[Croizat]] 1946</small>
*''[[Euphorbia reghinii]]'' <small>([[Chiov.]]) [[Vollesen]] 1985</small>
*''[[Euphorbia regisjubae]]'' <small>[[Webb]] & [[Berthel.]] 1846</small> (s)
*''[[Euphorbia reineckei]]'' <small>[[Ferdinand Albin Pax|Pax]] ex [[Reinecke]] 1898</small>
*''[[Euphorbia reinhardtii]]'' <small>[[Volkens]] 1899</small>
*''[[Euphorbia remyi]]'' <small>[[A.Gray]] ex [[Boiss.]] 1866</small>
*''[[Euphorbia reniformis]]'' <small>[[Carl Ludwig Blume|Blume]] 1826</small>
*''[[Euphorbia renneyi]]'' <small>([[S.Carter]]) [[Bruyns]] 2006</small> (s) syn. Monadenium renneyi
*''[[Euphorbia repanda]]'' <small>([[Haw.]]) [[Sweet]] 1818</small>
*''[[Euphorbia repens]]'' <small>[[K.Koch]] 1849</small>
*''[[Euphorbia repetita]]'' <small>[[Hochst.]] ex [[A.Rich.]] 1850</small>
*''[[Euphorbia reptans]]'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1977</small> (s)
*''[[Euphorbia resinifera]]'' <small>[[Berg]] 1863</small> (s) - Resin spurge
*''[[Euphorbia restiacea]]'' <small>[[George Bentham|Benth.]] 1846</small> (s)
*''[[Euphorbia restituta]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia restricta]]'' <small>[[R.A.Dyer]] 1951</small> (s)
*''[[Euphorbia retusa]]'' <small>[[Peter Forsskål|Forssk.]] 1775</small>
*''[[Euphorbia retrospina]]'' <small>[[Rauh]] & [[Gérold]] 2000</small> (s)
*''[[Euphorbia reuteriana]]'' <small>[[Boiss.]] 1853</small>
*''[[Euphorbia revoluta]]'' <small>[[Engelm.]] 1858</small>
*''[[Euphorbia rhabdodes]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia rhabdotosperma]]'' <small>[[Radcl.-Sm.]] 1975</small>
*''[[Euphorbia rhizophora]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium rhizophorum
*''[[Euphorbia rhombifolia]]'' <small>[[Boiss.]] 1860</small> (s)
*''[[Euphorbia rhytidosperma]]'' <small>[[Boiss.]] & [[Balansa]] ex [[Boiss.]] 1859</small>
*''[[Euphorbia rhytisperma]]'' <small>([[Klotzsch]] & [[Garcke]]) [[Engelm.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia richardsiae]]'' <small>[[L.C.Leach]] 1977</small> (s)
**''[[Euphorbia richardsiae ssp. richardsiae]]'' (s)
**''[[Euphorbia richardsiae ssp. robusta]]'' <small>[[L.C.Leach]] 1977</small> (s)
*''[[Euphorbia riebeckii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1899</small> (s)
*''[[Euphorbia rigida]]'' <small>[[M.Bieb.]] 1808</small> (s)
*''[[Euphorbia rimarum]]'' <small>[[Coss.]] & [[Balansa]] ex [[Coss.]] 1873</small>
*''[[Euphorbia ritchiei]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium ritchiei
**''[[Euphorbia ritchiei ssp. marsabitensis]]'' <small>([[S.Carter]]) [[Bruyns]] 2006</small> (s) syn. Monadenium ritchiei ssp. marsabitense
**''[[Euphorbia ritchiei ssp. nyambensis]]'' <small>([[S.Carter]]) [[Bruyns]] 2006</small> (s) syn. Monadenium ritchiei ssp. nyambense
**''[[Euphorbia ritchiei ssp. ritchiei]]'' (s) syn. Monadenium ritchiei ssp. ritchiei
*''[[Euphorbia rivae]]'' <small>[[Ferdinand Albin Pax|Pax]] 1897</small> (s)
*''[[Euphorbia robecchii]]'' <small>[[Ferdinand Albin Pax|Pax]] 1897</small> (s)
*''[[Euphorbia robivelonae]]'' <small>[[Rauh]] 1994</small> (s)
*''[[Euphorbia rochaensis]]'' <small>([[Croizat]]) [[Alonso Paz]] & [[Marchesi]] 1988</small>
*''[[Euphorbia rockii]]'' <small>[[C.N.Forbes]] 1909</small>
*''[[Euphorbia rockii var. rockii]]'' <small>[[C.N.Forbes]] 1909</small>
**''[[Euphorbia rockii var. grandiflora]]'' <small>([[Hillebrand]]) [[Oudejans]] 1989</small>
**''[[Euphorbia rockii var. rockii]]'' <small>
*''[[Euphorbia roemeriana]]'' <small>[[Scheele]] 1849</small> - Roemer's spurge
*''[[Euphorbia rohlenae]]'' <small>[[Velen.]] 1912</small>
*''[[Euphorbia roschanica]]'' <small>([[Ikonn.]]) [[Czerep.]] 1981</small>
*''[[Euphorbia rosea]]'' <small>[[Retz.]] 1786</small>
*''[[Euphorbia rosescens]]'' <small>[[E.L.Bridges]] & [[Orzell]] 2002</small>
*''[[Euphorbia rossiana]]'' <small>[[Ferdinand Albin Pax|Pax]] 1910</small> (s)
*''[[Euphorbia rossii]]'' <small>[[Rauh]] & [[Buchloh]] 1967</small> (s)
*''[[Euphorbia rosularis]]'' <small>[[Al.Fed.]] 1941</small>
*''[[Euphorbia rothiana]]'' <small>[[Spreng.]] 1826</small>
*''[[Euphorbia rothrockii]]'' <small>([[Millsp.]]) [[Oudejans]] 1989</small>
*''[[Euphorbia rowlandii]]'' <small>[[R.A.Dyer]] 1958</small> (s)
*''[[Euphorbia royleana]]'' <small>[[Boiss.]] 1862</small> (s) - Churee
*''[[Euphorbia rubella]]'' <small>[[Ferdinand Albin Pax|Pax]] 1903</small> (s)
*''[[Euphorbia rubriflora]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia rubromarginata]]'' <small>[[L.E.Newton]] 1992</small> (s)
*''[[Euphorbia rubriseminalis]]'' <small>[[S.Carter]] 1988</small> (s)
*''[[Euphorbia rubrispinosa]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia rudis]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia rudolfii]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia ruficeps]]'' <small>[[S.Carter]] 1980</small> (s)
*''[[Euphorbia rugosiflora]]'' <small>[[L.C.Leach]] 1990</small> (s)
*''[[Euphorbia ruizlealii]]'' <small>[[Subils]] 1862</small>
*''[[Euphorbia rupestris]]'' <small>[[C.A.Mey.]] ex [[Carl Friedrich von Ledebour|Ledeb.]] 1830</small>
*''[[Euphorbia ruscifolia]]'' <small>[[Boiss.]] 1915</small>
*''[[Euphorbia ruscinonensis]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia rutilis]]'' <small>([[Millsp.]]) [[Standl.]] & [[Steyerm.]] 1944</small>
*''[[Euphorbia rzedowskii]]'' <small>[[McVaugh]] 1995</small>
==S==
{{compactTOC2}}
*''[[Euphorbia sabulicola]]'' <small>[[Boiss.]]<!-- 1860 --></small>
*''[[Euphorbia saccharata]]'' <small>[[Boiss.]]<!-- 1860 --></small>
*''[[Euphorbia sachetiana]]'' <small>([[J.Florence]]) [[Govaerts]]<!-- 2000 --></small>
*''[[Euphorbia sahendi]]'' <small>[[Bornm.]]<!-- 1910 --></small>
*''[[Euphorbia sajanensis]]'' <small>([[Boiss.]]) [[Baikov]]<!-- 2001 --></small>
*''[[Euphorbia sakarahaensis]]'' <small>[[Rauh]]<!-- 1992 --></small> (s)
*''[[Euphorbia salicifolia]]'' <small>[[Nicolaus Thomas Host|Host]]<!-- 1797 --></small>
*''[[Euphorbia salsicola]]'' <small>[[S.Carter]]<!-- 1992 --></small>
*''[[Euphorbia salota]]'' <small>[[Leandri]]<!-- 1947 --></small> (s)
*''[[Euphorbia salsuginosa]]'' <small>([[McVaugh]]) [[Radcl.-Sm.]] & [[Govaerts]]<!-- 1996 --></small>
*''[[Euphorbia samburuensis]]'' <small>[[P.R.O.Bally]] & [[S.Carter]]<!-- 1982 --></small> (s)
*''[[Euphorbia sampsonii]]'' <small>[[Hance]]<!-- 1866 --></small>
*''[[Euphorbia sanasunitensis]]'' <small>[[Hand.-Mazz.]]<!-- 1912 --></small>
*''[[Euphorbia sancta]]'' <small>[[Ferdinand Albin Pax|Pax]]<!-- 1907 --></small>
*''[[Euphorbia sanctaecatharinae]]'' <small>[[A.A.Fayad]]<!-- 2005 --></small>
*''[[Euphorbia sanmartensis]]'' <small>[[Rusby]]<!-- 1920 --></small>
*''[[Euphorbia santapaui]]'' <small>[[A.N.Henry]]<!-- 1965 --></small> (s)
*''[[Euphorbia sapiifolia]]'' <small>[[Baillon]]<!-- 1886 --></small>
*''[[Euphorbia sapinii]]'' <small>[[De Wild.]]<!-- 1908 --></small> (s)
*''[[Euphorbia sarawschanica]]'' <small>[[Regel]]<!-- 1882 --></small>
*''[[Euphorbia sarcodes]]'' <small>[[Boiss.]]<!-- 1860 --></small> (s)
*''[[Euphorbia sarcostemmatoides]]'' <small>[[Dinter]]<!-- 1921 --></small>
*''[[Euphorbia sarcostemmoides]]'' <small>[[J.H.Willis]]<!-- 1975 --></small> (s)
*''[[Euphorbia sareptana]]'' <small>[[A.Becker]]<!-- 1858 --></small>
*''[[Euphorbia sarmentosa]]'' <small>[[Welw.]] ex [[Ferdinand Albin Pax|Pax]]<!-- 1894 --></small>
*''[[Euphorbia saurica]]'' <small>[[Baikov]]<!-- 1999 --></small>
*''[[Euphorbia saxatilis]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]]<!-- 1776 --></small>
*''[[Euphorbia saxicola]]'' <small>[[Radcl.-Sm.]]<!-- 1971 --></small>
*''[[Euphorbia saxorum]]'' <small>[[P.R.O.Bally]] & [[S.Carter]]<!-- 1974 --></small> (s)
*''[[Euphorbia scabrifolia]]'' <small>[[S.Kurz]]<!-- 1873 --></small>
*''[[Euphorbia scandens]]'' <small>[[Carl Sigismund Kunth|Kunth]]<!-- 1817 --></small>
*''[[Euphorbia scarlatina]]'' <small>[[S.Carter]]<!-- 1987 --></small> (s)
*''[[Euphorbia scatorrhiza]]'' <small>[[S.Carter]]<!-- 1992 --></small> (s)
*''[[Euphorbia schaijesii]]'' <small>([[Malaisse]]) [[Bruyns]]<!-- 2006 --></small> (s) (= ''Monadenium schaijesii'')
*''[[Euphorbia scheffleri]]'' <small>[[Ferdinand Albin Pax|Pax]]<!-- 1909</small> (s)
*''[[Euphorbia schickendantzii]]'' <small>[[Hieron.]]<!-- 1881 --></small>
*''[[Euphorbia schillingii]]'' <small>[[Radcl.-Sm.]]<!-- 1987 --></small>
*''[[Euphorbia schimperi]]'' <small>[[C.Presl]]<!-- 1846 --></small> (s)
*''[[Euphorbia schimperiana]]'' <small>[[Scheele]]<!-- 1843 --></small>
**''Euphorbia schimperiana'' var. ''pubescens'' <small>([[N.E.Br.]]) [[S.Carter]]<!-- 1985 --></small>
**''Euphorbia schimperiana'' var. ''schimperiana''
**''Euphorbia schimperiana'' var. ''velutina'' <small>[[N.E.Br.]]<!-- 1985 --></small>
*''[[Euphorbia schinzii]]'' <small>[[Ferdinand Albin Pax|Pax]]<!-- 1898 --></small> (s)
*''[[Euphorbia schizacantha]]'' <small>[[Ferdinand Albin Pax|Pax]]<!-- 1897 --></small> (s)
*''[[Euphorbia schizolepis]]'' <small>[[F.Muell.]] ex [[Boiss.]]<!-- 1862 --></small>
*''[[Euphorbia schizoloba]]'' <small>[[Engelm.]]<!-- 1861 --></small>
*''[[Euphorbia schlechtendalii]]'' <small>[[Boiss.]]<!-- 1860 --></small> (s)
**''Euphorbia schlechtendalii'' var. ''pacifica'' <small>[[McVaugh]]<!-- 1993 --></small>
**''Euphorbia schlechtendalii'' var. ''schlechtendalii''
**''Euphorbia schlechtendalii'' var. ''websteri'' <small>[[McVaugh]]<!-- 1993 --></small>
*''[[Euphorbia schlechteri]]'' <small>[[Ferdinand Albin Pax|Pax]]<!-- 1899 --></small>
*''[[Euphorbia schmitzii]]'' <small>[[L.C.Leach]]<!-- 1976 --></small> (s)
*''[[Euphorbia schoenlandii]]'' <small>[[Ferdinand Albin Pax|Pax]]<!-- 1905 --></small> (s)
*''[[Euphorbia schottiana]]'' <small>[[Boiss.]]<!-- 1859 --></small>
*''[[Euphorbia schubei]]'' <small>[[Pax]]<!-- 1904 --></small> (s) (= ''Monadenium schubei'')
*''[[Euphorbia schugnanica]]'' <small>[[B.Fedtsch.]] ex [[O.Fedtsch.]] & [[B.Fedtsch.]]<!-- 1916 --></small> (s)
*''[[Euphorbia schultzii]]'' <small>[[George Bentham|Benth.]]<!-- 1873 --></small>
*''[[Euphorbia schumannii]]'' <small>[[Radcl.-Sm.]]<!-- 1980 --></small>
*''[[Euphorbia schweinfurthii]]'' <small>[[Balf.f.]]<!-- 1883 --></small> (s)
*''[[Euphorbia sciadophila]]'' <small>[[Boiss.]]<!-- 1862 --></small>
*''[[Euphorbia scitula]]'' <small>[[L.C.Leach]]<!-- 1976 --></small> (s)
*''[[Euphorbia sclerocyathium]]'' <small>[[Korovin]] & [[Popov]]<!-- 1927 --></small>
*''[[Euphorbia sclerophylla]]'' <small>[[Boiss.]]<!-- 1860 --></small>
*''[[Euphorbia scopulorum]]'' <small>[[Brandegee]]<!-- 1911 --></small>
*''[[Euphorbia scordiifolia]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]]<!-- 1793 --></small>
*''[[Euphorbia scotanum]]'' <small>[[Schltdl.]]<!-- 1847 --></small> (s)
*''[[Euphorbia scripta]]'' <small>[[Sommier]] & [[Levier]]<!-- 1895 --></small>
*''[[Euphorbia scyphadena]]'' <small>[[S.Carter]]<!-- 1990 --></small> (s)
*''[[Euphorbia seclusa]]'' <small>[[N.E.Br.]]<!-- 1911 --></small>
*''[[Euphorbia sebsebei]]'' <small>[[M.G.Gilbert]]<!-- 1993 --></small> (s)
*''[[Euphorbia segetalis]]'' <small>[[Carolus Linnaeus|L.]]<!-- 1753 --></small> – [[Grainfield Spurge]]
*''[[Euphorbia segoviensis]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]]<!-- 1862 --></small>
*''[[Euphorbia seguieriana]]'' <small>[[Neck.]]<!-- 1770 --></small>
**''Euphorbia seguieriana'' ssp. ''loiseleurii'' <small>([[Rouy]]) [[Greuter]] & [[Burdet]]<!-- 1981 --></small>
**''Euphorbia seguieriana'' ssp. ''niciciana'' <small>([[Borbás]] ex [[J. Novák]]) [[Rech.f.]]<!-- 1948 --></small>
**''Euphorbia seguieriana'' ssp. ''seguieriana''
***''Euphorbia seguieriana'' ssp. ''seguieriana'' var. ''arenivaga'' <small>([[Martin-Donos]]) [[Oudejans]]<!-- 1992 --></small>
***''Euphorbia seguieriana'' ssp. ''seguieriana'' var. ''dentata'' <small>([[Chabert]]) [[Oudejans]]<!-- 1992 --></small>
***''Euphorbia seguieriana'' ssp. ''seguieriana'' var. ''intermedia'' <small>([[S?vul.]]) [[Oudejans]]<!-- 1992 --></small>
***''Euphorbia seguieriana'' ssp. ''seguieriana'' var. ''lanceolata'' <small>([[Cariot]]) [[Oudejans]]<!-- 1992 --></small>
***''Euphorbia seguieriana'' ssp. ''seguieriana'' var. ''latifolia'' <small>([[J.J.Schmitz]] & [[Regel]]) [[Oudejans]]<!-- 1992 --></small>
***''Euphorbia seguieriana'' ssp. ''seguieriana var. seguieriana''
***''Euphorbia seguieriana'' ssp. ''seguieriana var. sturii'' <small>([[Holuby]]) [[Oudejans]]<!-- 1992 --></small>
*''[[Euphorbia seibanica]]'' <small>[[Lavranos]] & [[A.N.Al-Gifri]]<!-- 1999 --></small> (s)
*''[[Euphorbia sekukuniensis]]'' <small>[[R.A.Dyer]]<!-- 1940 --></small> (s)
*''[[Euphorbia seleri]]'' <small>[[Donn.Sm.]]<!-- 1899 --></small>
*''[[Euphorbia selloi]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]]<!-- 1862 --></small>
*''[[Euphorbia selousiana]]'' <small>[[S.Carter]]<!-- 1987 --></small> (s)
*''[[Euphorbia semperflorens]]'' <small>[[L.C.Leach]]<!-- 1970 --></small> (s)
*''[[Euphorbia sendaica]]'' <small>[[Tomitaro Makino|Makino]]<!-- 1910 --></small>
*''[[Euphorbia senguptae]]'' <small>[[Balakr.]] & [[Subram.]]<!-- 1960 --></small>
*''[[Euphorbia senilis]]'' <small>[[Standl.]] & [[Steyerm.]]<!-- 1944 --></small>
*''[[Euphorbia sennenii]]'' <small>[[Pau]]<!-- 1907 --></small>
*''[[Euphorbia sennii]]'' <small>[[Chiov.]]<!-- 1932 --></small> (s)
*''[[Euphorbia septemsulcata]]'' <small>[[Vierh.]]<!-- 1904 --></small> (s)
*''[[Euphorbia septentrionalis]]'' <small>[[P.R.O.Bally]] & [[S.Carter]]<!-- 1974 --></small> (s)
**''Euphorbia septentrionalis'' ssp. ''gamugofana'' <small>[[M.G.Gilbert]]<!-- 1993 --></small>
**''Euphorbia septentrionalis'' ssp. ''septentrionalis''
*''[[Euphorbia sepulta]]'' <small>[[P.R.O.Bally]] & [[S.Carter]]<!-- 1976 --></small> (s)
*''[[Euphorbia seracomans]]'' <small>[[Bubani]]<!-- 1843 --></small>
*''[[Euphorbia serendipita]]'' <small>[[L.E.Newton]]<!-- 1993 --></small> (s)
*''[[Euphorbia seretii]]'' <small>[[De Wild.]]<!-- 1908 --></small> (s)
**''Euphorbia seretii'' ssp. ''seretii''
**''Euphorbia seretii'' ssp. ''variantissima'' <small>[[L.C.Leach]]<!-- 1969 --></small>
*''[[Euphorbia seriocarpa]]'' <small>[[Hand.-Mazz.]]<!-- 1931 --></small>
*''[[Euphorbia serpens]]'' <small>[[Carl Sigismund Kunth|Kunth]]<!-- 1817 --></small>
*''[[Euphorbia serpentini]]'' <small>[[Novak]]<!-- 1924 --></small>
*''[[Euphorbia serpyllifolia]]'' <small>[[Pers.]]<!-- 1806 --></small>
**''Euphorbia serpyllifolia'' ssp. ''hirtula'' <small>([[S.Watson]]) [[Oudejans]]<!-- 1989 --></small>
**''Euphorbia serpyllifolia'' ssp. ''serpyllifolia''
*''[[Euphorbia serrata]]'' <small>[[Carolus Linnaeus|L.]]<!-- 1753 --></small> – [[Serrated Spurge]], Saw-toothed Spurge
*''[[Euphorbia serratifolia]]'' <small>[[S.Carter]]<!-- 1980 --></small>
*''[[Euphorbia serrula]]'' <small>[[Engelm.]]<!-- 1858 --></small>
*''[[Euphorbia sessei]]'' <small>[[Oudejans]]<!-- 1989 --></small>
*''[[Euphorbia sessiliflora]]'' <small>[[Roxb.]]<!-- 1832 --></small> (s)
*''[[Euphorbia sessilifolia]]'' <small>[[Klotzsch]] ex [[Boiss.]]<!-- 1862 --></small>
*''[[Euphorbia setiloba]]'' <small>[[Engelm.]] ex [[Torr.]]<!-- 1857 --></small>
*''[[Euphorbia setispina]]'' <small>[[S.Carter]]<!-- 1992 --></small> (s)
*''[[Euphorbia sewerzowii]]'' <small>([[Herd.]] ex [[Prokh.]]) [[N.V.Pavlov]]<!-- 1933 --></small>
*''[[Euphorbia shaferi]]'' <small>([[Millsp.]]) [[L.G.Gonzáles]] & [[Bisse]]<!-- 1975 --></small>
*''[[Euphorbia sharkoensis]]'' <small>[[Baillon]]<!-- 1866 --></small>
*''[[Euphorbia sharmae]]'' <small>[[U.C.Battach.]]<!-- 1967 --></small>
*''[[Euphorbia shebeliensis]]'' <small>([[M.G. Gilbert]]) [[Bruyns]]<!-- 2006 --></small> (s) (= ''Monadenium shebeliense'')
*''[[Euphorbia shouanensis]]'' <small>[[H.Keng]]<!-- 1951 --></small>
*''[[Euphorbia sieboldiana]]'' <small>[[Morr.]] & [[Decne.]]<!-- 1936 --></small>
**''Euphorbia sieboldiana'' var. ''grandifolia'' <small>([[Franch.]] & [[Sav.]] ex [[Hurus.]]) [[Oudejans]]<!-- 1992 --></small>
**''Euphorbia sieboldiana'' var. ''idzuensis'' <small>([[Hurus.]]) [[Oudejans]]<!-- 1992 --></small>
**''Euphorbia sieboldiana'' var. ''ohsumiensis'' <small>([[Hurus.]]) [[Hatus.]]<!-- 1971 --></small>
**''Euphorbia sieboldiana'' var. ''peninsularis'' <small>([[Hurus.]]) [[M.Kitagawa]]<!-- 1979 --></small>
**''Euphorbia sieboldiana'' var. ''sieboldiana''
**''Euphorbia sieboldiana'' var. ''sylvatica'' <small>([[Hurus.]]) [[Oudejans]]<!-- 1992 --></small>
*''[[Euphorbia sikkimensis]]'' <small>[[Boiss.]]<!-- 1862 --></small>
*''[[Euphorbia silenifolia]]'' <small> ([[Haw.]]) [[Sweet]]<!-- 1827 --></small> (s)
*''[[Euphorbia similiramea]]'' <small>[[S.Carter]]<!-- 1987 --></small> (s)
*''[[Euphorbia sinclairiana]]'' <small>[[George Bentham|Benth.]]<!-- 1844 --></small> (s)
*''[[Euphorbia sintenisii]]'' <small>[[Boiss.]] ex [[J.Freyn]]<!-- 1898 --></small>
*''[[Euphorbia sipolisii]]'' <small>[[N.E.Br.]]<!-- 1893 --></small> (s)
*''[[Euphorbia smallii]]'' <small>[[Oudejans]]<!-- 1989 --></small>
*''[[Euphorbia smirnovii]]'' <small>[[Geltman]]<!-- 1996 --></small>
*''[[Euphorbia smithii]]'' <small>[[S.Carter]]<!-- 1985 --></small> (s)
*''[[Euphorbia socotrana]]'' <small>[[Balf.f.]]<!-- 1882 --></small> (s)
*''[[Euphorbia sogdiana]]'' <small>[[Popov]]<!-- 1923 --></small>
*''[[Euphorbia sojakii]]'' <small>([[Chrtek]] & [[Křísa]]) [[Dubovik]] ex [[Dubovik]] et al.<!-- 1972 --></small>
*''[[Euphorbia somalensis]]'' <small>[[Ferdinand Albin Pax|Pax]]<!-- 1897 --></small> (s)
*''[[Euphorbia songweana]]'' <small>[[S.Carter]]<!-- 2000 --></small> (s)
*''[[Euphorbia sonorae]]'' <small>[[Rose]]<!-- 1895 --></small>
*''[[Euphorbia soobyi]]'' <small>[[McVaugh]]<!-- 1961 --></small>
*''[[Euphorbia soongarica]]'' <small>[[Boiss.]]<!-- 1860 --></small>
*''[[Euphorbia sororia]]'' <small>[[Schrenk]]<!-- 1845 --></small>
*''[[Euphorbia sparrmanii]]'' <small>[[Boiss.]]<!-- 1860 --></small> (= ''Euphorbia ramosissima'' <small>Hook. & Arn. ''non'' Loiseleur (nom. illeg.)</small>, ''Chamaesyce sparrmanii'' <small>(Boissier) Hurusawa</small>)
*''[[Euphorbia sparsiflora]]'' <small>[[A.Heller]]<!-- 1897 --></small>
*''[[Euphorbia sparsiglandulosa]]'' <small>[[J.Ponert]]<!-- 1973 --></small>
*''[[Euphorbia spartaria]]'' <small>[[N.E.Br.]]<!-- 1911 --></small> (s)
*''[[Euphorbia spartiformis]]'' <small>[[Mobayen]]<!-- 1984 --></small>
*''[[Euphorbia spathulata]]'' <small>[[Jean-Baptiste Lamarck|Lam.]]<!-- 1788 --></small> – [[Roughpod Spurge]], Warty Spurge
**''Euphorbia spathulata'' var. ''mexicana'' <small>([[Engelm.]]) [[Oudejans]]<!-- 1992 --></small>
**''Euphorbia spathulata'' var. ''spathulata''
*''[[Euphorbia spathulifolia]]'' <small>([[Haw.]]) [[Steud.]]<!-- 1821 --></small>
*''[[Euphorbia speciosa]]'' <small>[[L.C.Leach]]<!-- 1992 --></small> (s)
*''[[Euphorbia specksii]]'' <small>[[Rauh]]<!-- 2000 --></small> (s)
*''[[Euphorbia spectabilis]]'' <small>([[S.Carter]]) [[Bruyns]]<!-- 2006 --></small> (s) (= ''Monadenium spectabile'')
*''[[Euphorbia sphaerorrhiza]]'' <small>[[George Bentham|Benth.]]<!-- 1839 --></small> (s)
*''[[Euphorbia spicata]]'' <small>[[E.Mey.]] ex [[Boiss.]]<!-- 1862 --></small> (s)
*''[[Euphorbia spinea]]'' <small>[[N.E.Br.]]<!-- 1915 --></small> (s)
*''[[Euphorbia spinidens]]'' <small>([[Bornm.]] ex [[Prokh.]]) [[Prokh.]]<!-- 1949 --></small>
*''[[Euphorbia spinosa]]'' <small>[[Carolus Linnaeus|L.]]<!-- 1753 --></small> (s)
**''Euphorbia spinosa'' ssp. ''ligustica'' <small> ([[Fiori]]) [[Pignatti]]<!-- 1973 --></small>
**''Euphorbia spinosa'' ssp. ''spinosa''
*''[[Euphorbia spinulosa]]'' <small>([[S.Carter]]) [[Bruyns]]<!-- 2006 --></small> (s) (= ''Monadenium spinulosum'')
*''[[Euphorbia spiralis]]'' <small>[[Balf.f.]]<!-- 1883 --></small> (s)
*''[[Euphorbia spissiflora]]'' <small>[[S.Carter]]<!-- 1990 --></small>
*''[[Euphorbia spruceana]]'' <small>[[Boiss.]]<!-- 1862 --></small>
*''[[Euphorbia squamigera]]'' <small>[[Loisel.]]<!-- 1807 --></small> (s)
*''[[Euphorbia squamosa]]'' <small>[[Carl Ludwig Willdenow|Willd.]]<!-- 1799 --></small>
**''Euphorbia squamosa'' var. ''serrata'' <small>([[Boiss.]]) [[Oudejans]]<!-- 1992 --></small>
**''Euphorbia squamosa'' var. ''squamosa''
**''Euphorbia squamosa'' var. ''talyschensis'' <small>([[Boiss.]] & [[Buhse]]) [[Oudejans]]<!-- 1992 --></small>
**''Euphorbia squamosa'' var. ''wilhelmsiana'' <small>([[K.Koch]]) [[Oudejans]]<!-- 1992 --></small>
*''[[Euphorbia squarrosa]]'' <small>[[Haw.]]<!-- 1827</small> (s)
*''[[Euphorbia standleyi]]'' <small>([[Millsp.]]) [[Oudejans]]<!-- 1989 --></small>
*''[[Euphorbia stapelioides]]'' <small>[[Boiss.]]<!-- 1860 --></small> (s)
*''[[Euphorbia stapfii]]'' <small>[[A.Berger]]<!-- 1906 --></small> (s)
*''[[Euphorbia stellata]]'' <small>[[Carl Ludwig Willdenow|Willd.]]<!-- 1799 --></small> (s)
*''[[Euphorbia stellispina]]'' <small> ([[Haw.]])<!-- 1827 --></small> (s)
**''Euphorbia stellispina'' var. ''astrispina'' <small> ([[N.E.Br.]]) [[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]]<!-- 1941 --></small>
**''Euphorbia stellispina'' var. ''stellispina'' </small>
*''[[Euphorbia stenocaulis]]'' <small>[[Bruyns]]<!-- 2006 --></small> (s)
*''[[Euphorbia stenoclada]]'' <small>[[Baillon]]<!-- 1887 --></small> (s)
**''Euphorbia stenoclada'' ssp. ''ambatofinandranae'' <small> ([[Leandri]]) [[Cremers]]<!-- 1978 --></small>
**''Euphorbia stenoclada'' ssp. ''stenoclada''
*''[[Euphorbia stenophylla]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]]<!-- 1862 --></small>
*''[[Euphorbia stevenii]]'' <small>[[F.M.Bailey]]<!-- 1910 --></small> (s)
*''[[Euphorbia steyermarkii]]'' <small>[[Standl.]] ex [[Standl.]] & [[Steyerm.]]<!-- 1944 --></small>
*''[[Euphorbia strictospora]]'' <small>[[Engelm.]]<!-- 1858 --></small>
*''[[Euphorbia stoddartii]]'' <small>[[Frosberg]]<!-- 1978 --></small>
*''[[Euphorbia stolonifera]]'' <small>[[Marloth]] ex [[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]]<!-- 1941 --></small> (s)
*''[[Euphorbia stracheyi]]'' <small>[[Boiss.]]<!-- 1862 --></small>
*''[[Euphorbia strangulata]]'' <small>[[N.E.Br.]]<!-- 1913 --></small> (s)
**''Euphorbia strangulata'' ssp. ''deminuens'' <small>[[L.C.Leach]]<!-- 1969 --></small>
**''Euphorbia strangulata'' ssp. ''strangulata''
*''[[Euphorbia striata]]'' <small>[[Thunb.]]<!-- 1800 --></small> (s)
*''[[Euphorbia stricta]]'' <small>[[Carolus Linnaeus|L.]]<!-- 1759 --></small>
*''[[Euphorbia strictior]]'' <small>[[Holz.]]<!-- 1892 --></small> – [[Panhandle Spurge]]
*''[[Euphorbia strigosa]]'' <small>[[Hook.]] & [[Arn.]]<!-- 1838 --></small> (s)
*''[[Euphorbia stygiana]]'' <small>[[H.C.Watson]]<!-- 1844 --></small> (s)
**''Euphorbia stygiana'' ssp. ''santamariae'' <small>[[H.Schäf.]]<!-- 2003 --></small>
**''Euphorbia stygiana'' ssp. ''stygiana''
*''[[Euphorbia subcordata]]'' <small>[[C.A.Mey.]] ex [[Carl Friedrich von Ledebour|Ledeb.]]<!-- 1830 --></small>
*''[[Euphorbia subhastifolia]]'' <small>[[Klokov]] ex [[Dubovik]] & [[Klokov]]<!-- 1977 --></small>
*''[[Euphorbia submammillaris]]'' <small> ([[A.Berger]]) [[A.Berger]]<!-- 1906 --></small> (s)
*''[[Euphorbia subpeltata]]'' <small>[[S.Watson]]<!-- 1891 --></small>
*''[[Euphorbia subpeltatophylla]]'' <small>[[Rauh]]<!-- 1993 --></small> (s)
*''[[Euphorbia subreniformis]]'' <small>[[S.Watson]]<!-- 1886 --></small>
*''[[Euphorbia subsalsa]]'' <small>[[Hiern]]<!-- 1900 --></small> (s)
**''Euphorbia subsalsa'' ssp. ''fluvialis'' <small>[[L.C.Leach]]<!-- 1976 --></small>
**''Euphorbia subsalsa'' ssp. ''subsalsa''
*''[[Euphorbia subscandens]]'' <small>[[P.R.O.Bally]] & [[S.Carter]]<!-- 1982 --></small> (s)
*''[[Euphorbia subterminalis]]'' <small>[[N.E.Br.]]<!-- 1911 --></small>
*''[[Euphorbia subtrifoliata]]'' <small>[[Rusby]]<!-- 1920 --></small>
*''[[Euphorbia subulatifolia]]'' <small>[[Hurus.]]<!-- 1940 --></small>
*''[[Euphorbia succedanea]]'' <small>[[L.C.Wheeler]]<!-- 1939 --></small>
*''[[Euphorbia sudanica]]'' <small>[[A.Chev.]]<!-- 1932 --></small> (s)
*''[[Euphorbia suffulta]]'' <small>[[P.Bruyns]]<!-- 1990 --></small> (s)
*''[[Euphorbia sulcata]]'' <small>[[De Lens]] ex [[Loisel.]]<!-- 1828 --></small>
**''Euphorbia sulcata'' ssp. ''maroccana'' <small>[[Molero]], [[Rovira]] & [[J.Vicens.]]<!-- 1996 --></small>
**''Euphorbia sulcata'' ssp. ''sulcata''
*''[[Euphorbia sultan-hassei]]'' <small>[[Strid]], [[B.Bentzer]], [[R.von Bothmer]], [[L.Engstrand]] & [[M.Gustafsson]]<!-- 1989 --></small> (s)
*''[[Euphorbia sumati]]'' <small>[[S.Carter]]<!-- 2000 --></small> (s)
*''[[Euphorbia sumbawensis]]'' <small>[[Boiss.]]<!-- 1862 --></small>
*''[[Euphorbia superans]]'' <small>[[Nel]]<!-- 1950 --></small> (s)
*''[[Euphorbia suppressa]]'' <small>[[Marx]]<!-- 1999 --></small> (s)
*''[[Euphorbia surinamensis]]'' <small>[[Lanj.]]<!-- 1931 --></small>
*''[[Euphorbia susanholmesiae]]'' <small>[[Binojk.]] & [[Gopalan]]<!-- 1993 --></small> (s)
*''[[Euphorbia susannae]]'' <small>[[Marloth]]<!-- 1929 --></small> (s) – [[Suzanne's Spurge]]
*''[[Euphorbia suzannaemarnierae]]'' <small>[[Rauh]] & [[Pétignat]]<!-- 1996 --></small> (s)
*''[[Euphorbia synadenium]]'' <small>[[Ridl.]]<!-- 1912 --></small> (s)
*''[[Euphorbia syncalycina]]'' <small>[[Bruyns]]<!-- 2006 --></small> (s) (= ''Synadenium calycinum'')
*''[[Euphorbia syncameronii]]'' <small>[[Bruyns]]<!-- 2006 --></small> (s) (= ''Synadenium cameronii'')
*''[[Euphorbia systyla]]'' <small>[[Edgew.]]<!-- 1847 --></small>
*''[[Euphorbia systyloides]]'' <small>[[Ferdinand Albin Pax|Pax]]<!-- 1894 --></small>
**''Euphorbia systyloides'' ssp. ''porcaticapsa'' <small>[[S.Carter]]<!-- 1990 --></small>
**''Euphorbia systyloides'' ssp. ''systyloides''
*''[[Euphorbia szechuanica]]'' <small>[[Ferdinand Albin Pax|Pax]] & [[K.Hoffmann]]<!-- 1922 --></small>
*''[[Euphorbia szovitsii]]'' <small>[[Friedrich Ernst Ludwig von Fischer|Fisch.]] & [[C.A.Mey.]]<!-- 1835 --></small>
==T==
{{compactTOC2}}
*''[[Euphorbia taboraensis]]'' <small>[[A.Hässl.]] 1931</small> (s)
*''[[Euphorbia tacnensis]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1891</small>
*''[[Euphorbia taihsiensis]]'' <small>([[Chaw]] & [[Koutnik]]) [[Oudejans]] 1990</small>
*''[[Euphorbia taitensis]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia taiwaniana]]'' <small>[[S.S.Ying]] 1987</small>
*''[[Euphorbia talaina]]'' <small>[[Radcl.-Sm.]] 1986</small>
*''[[Euphorbia talastavica]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia taluticola]]'' <small>[[Wiggins]] 1965</small>
*''[[Euphorbia tamanduana]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia tamaulipasana]]'' <small>([[Millsp.]]) [[Oudejans]] 1989</small>
*''[[Euphorbia tanaensis]]'' (s)
*''[[Euphorbia tanaitica]]'' <small>[[Paczoski]] 1891</small>
*''[[Euphorbia tannensis]]'' <small>[[Spreng.]] 1807</small> (s)
**''Euphorbia tannensis'' ssp. ''eremophila'' <small>([[Allan Cunningham (botanist)|A.Cunn.]]) [[D.C.Hassall]] 1977</small>
**''Euphorbia tannensis'' ssp. ''tannensis''
*''[[Euphorbia tanquahuete]]'' <small>[[Sessé]] & [[Moc.]] 1894</small> (s)
*''[[Euphorbia tarapacana]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1891</small>
*''[[Euphorbia tardieuana]]'' (s)
*''[[Euphorbia tarokoensis]]'' <small>[[Hayata]] 1918</small>
*''[[Euphorbia taruensis]]'' <small>[[S.Carter]] 1987</small> (s)
*''[[Euphorbia tashiroi]]'' <small>[[Hayata]] 1920</small>
*''[[Euphorbia tauricola]]'' <small>[[Prokh.]] 1949</small>
*''[[Euphorbia taurinensis]]'' <small>[[All.]] 1785</small>
**''Euphorbia taurinensis'' var. ''brachyceras'' <small>([[P.Candargy]]) [[Oudejans]] 1992</small>
**''Euphorbia taurinensis'' var. ''isophylla'' <small>([[K.Malý]]) [[Oudejans]] 1992</small>
**''Euphorbia taurinensis var. taurinensis]]''
*''[[Euphorbia taxifolia]]'' <small>[[Burm.f.]] 1768</small>
*''[[Euphorbia tchenngoi]]'' <small>([[Soják]]) [[Radcl.-Sm.]] 1981</small>
*''[[Euphorbia teheranica]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia tehuacana]]'' <small>([[Millsp.]]) & [[V.W.Steinm.]] 2003</small> (= ''Pedilanthus tehuacanus'') (s)
*''[[Euphorbia teixeirae]]'' <small>[[L.C.Leach]] 1974</small> (s)
*''[[Euphorbia teke]]'' <small>[[Ferdinand Albin Pax|Pax]] 1938</small> (s)
*''[[Euphorbia telephioides]]'' <small>[[Chapm.]] 1860</small> – [[Telephus Spurge]]
*''[[Euphorbia tenax]]'' <small>[[W.J.Burchell]] 1822</small> (s)
*''[[Euphorbia tenera]]'' <small>[[S.Watson]] 1883</small>
*''[[Euphorbia tenuirama]]'' <small>[[Schweinf.]] ex [[A.Berger]] 1906</small> (s)
*''[[Euphorbia tenuispinosa]]'' <small>[[Gilli]] 1974</small> (s)
**''Euphorbia tenuispinosa'' var. ''robusta'' <small>[[P.R.O.Bally]] & [[S.Carter]] 1987</small>
**''Euphorbia tenuispinosa'' var. ''tenuispinosa''
*''[[Euphorbia terracina]]'' <small>[[Carolus Linnaeus|L.]] 1762</small> – [[Geraldton Carnation Weed]]
**''Euphorbia terracina'' var. ''alexandrina'' <small>([[Delile]]) [[Z.El-Karemy]] 1994</small>
**''Euphorbia terracina'' var. ''terracina''
*''[[Euphorbia tescorum]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia teskensuensis]]'' <small>[[A.O.Orazova]] 1983</small>
*''[[Euphorbia tessmannii]]'' <small>[[Mansf.]] 1929</small>
*''[[Euphorbia tetracantha]]'' <small>[[Rendle]] 1896</small> (s)
*''[[Euphorbia tetracanthoides]]'' <small>[[Ferdinand Albin Pax|Pax]] 1901</small> (s)
*''[[Euphorbia tetragona]]'' <small>[[Haw.]] 1827</small> (s)
*''[[Euphorbia tetrapora]]'' <small>[[Engelm.]] 1858</small> – [[Weak Spurge]]
*''[[Euphorbia tetraptera]]''
*''[[Euphorbia tettensis]]'' <small>[[Klotzsch]] 1861</small>
*''[[Euphorbia tetuanensis]]'' <small>[[Pau]] 1929</small>
*''[[Euphorbia texana]]'' <small>[[Boiss.]] 1860</small> – [[Texas Spurge]]
*''[[Euphorbia therica]]'' <small>[[L.C.Wheeler]] 1941</small>
*''[[Euphorbia thinophila]]'' <small>[[Rodolfo Amando Philippi|Phil.]] 1873</small> (s)
*''[[Euphorbia tholicola]]'' <small>[[L.C.Leach]] 1992</small> (s)
*''[[Euphorbia thompsonii]]'' <small>[[Holmboe]] 1914</small>
*''[[Euphorbia thomsoniana]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia thouarsiana]]'' (s)
*''[[Euphorbia thulinii]]'' (s)
*''[[Euphorbia thymifolia]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (= ''Chamaesyce thymifolia'')
*''[[Euphorbia thyrsoidea]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia tianshanica]]'' <small>[[Prokh.]] & [[Popov]] 1938</small>
*''[[Euphorbia tibetica]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia tinianensis]]'' <small>[[Hosok.]] 1935</small>
*''Euphorbia tirucalli'' – [[Indian Tree Spurge]], Milk Bush, Pencil Tree (s)
*''[[Euphorbia tisserantii]]'' <small>[[A.Chev.]] [[R.Sillans]] ex [[A.Chev.]] 1953</small>
*''[[Euphorbia tithymaloides]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (= ''Pedilanthus tithymaloides'') – "[[Devil's Backbone]]", "Redbird cactus", ''cimora misha'' ([[Peru]]) (s)
**''Euphorbia tithymaloides'' ssp. ''angustifolia'' <small>([[Poit.]]) [[V.W.Steinm.]] 2003</small> (= ''Pedilanthus tithymaloides'' ssp. ''angustifolius'')
**''Euphorbia tithymaloides'' ssp. ''bahamensis'' <small>([[Millsp.]]) [[V.W.Steinm.]] 2003</small> (= ''Pedilanthus tithymaloides'' ssp. ''bahamensis'')
**''Euphorbia tithymaloides'' ssp. ''jamaicensis'' <small>([[Millsp.]] & [[Britton]]) [[V.W.Steinm.]] 2003</small> (= ''Pedilanthus tithymaloides'' ssp. ''jamaicensis'')
**''Euphorbia tithymaloides'' ssp. ''padifolia'' <small>([[Carolus Linnaeus|L.]]) [[V.W.Steinm.]] 2003</small> (= ''Pedilanthus tithymaloides'' ssp. ''padifolius'')
**''Euphorbia tithymaloides'' ssp. ''parasitica'' <small>([[Klotzsch.]] & [[Garcke]]) [[V.W.Steinm.]] 2003</small> (= ''Pedilanthus tithymaloides'' ssp. ''parasiticus'')
**''Euphorbia tithymaloides'' ssp. ''retusa'' <small>([[George Bentham|Benth.]]) [[V.W.Steinm.]] 2003</small> (= ''Pedilanthus tithymaloides'' ssp. ''retusus'')
**''Euphorbia tithymaloides'' ssp. ''smallii'' <small>([[Millsp.]]) [[V.W.Steinm.]] 2003</small> (= ''Pedilanthus tithymaloides'' ssp. ''smallii'')
**''Euphorbia tithymaloides'' ssp. ''tithymaloides'' (= ''Pedilanthus tithymaloides'' ssp. ''tithymaloides'')
*''[[Euphorbia tlapanensis]]'' <small>[[Hargreaves]] 1995</small>
*''[[Euphorbia togakusensis]]'' <small>[[Hayata]] 1904</small>
*''[[Euphorbia tomentella]]'' <small>[[Engelm.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia tomentulosa]]'' <small>[[S.Watson]] 1887</small> (s)
*''[[Euphorbia torralbasii]]'' <small>[[Urb.]] 1899</small>
*''[[Euphorbia torrei]]'' <small>([[L.C.Leach]]) [[Bruyns]] 2006</small> (= ''Monadenium torrei'') (s)
*''[[Euphorbia torta]]'' <small>[[Ferdinand Albin Pax|Pax]] & [[K.Hoffmann]] 1910</small> (s)
*''[[Euphorbia tortilis]]'' <small>[[Rottler]] ex [[W.Ainslie]] 1826</small> (s)
*''[[Euphorbia tortirama]]'' <small>[[R.A.Dyer]] 1937</small> (s)
*''[[Euphorbia tortistyla]]'' <small>[[N.E.Br.]] 1911</small> (s)
*''[[Euphorbia tozzii]]'' <small>[[Chiov.]] 1932</small>
*''[[Euphorbia trachysperma]]'' <small>[[Engelm.]] 1858</small>
*''[[Euphorbia trancapatae]]'' <small>([[Croizat]]) [[Macbride]] 1951</small>
*''[[Euphorbia transoxana]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia transtagana]]'' <small>[[Boiss.]] 1859</small>
*''[[Euphorbia transvaalensis]]'' <small>[[Schltr.]] 1896</small> (s)
*''[[Euphorbia tranzschelii]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia triangolensis]]'' <small>[[Bruyns]] 2006</small> (= ''Synadenium angolense'') (s)
*''[[Euphorbia triaculeata]]'' <small>[[Peter Forsskål|Forssk.]] 1775</small> (s)
*''[[Euphorbia trialata]]'' <small>([[Huft]]) [[V.W.Steinm.]] 2002</small>
*''[[Euphorbia triangularis]]'' <small>[[Desf.]] ex [[A.Berger]] 1906</small> (s)
*''[[Euphorbia trichadenia]]'' <small>[[Ferdinand Albin Pax|Pax]] 1894</small> (s)
**''Euphorbia trichadenia'' var. ''gibbsiae'' <small>[[N.E.Br.]] 1911</small>
**''Euphorbia trichadenia'' var. ''trichadenia''
*''[[Euphorbia trichiocyma]]'' <small>[[S.Carter]] 1985</small>
*''[[Euphorbia trichocardia]]'' <small>[[L.B.Sm.]] 1936</small>
*''[[Euphorbia trichophylla]]''
*''[[Euphorbia trichotoma]]'' <small>[[Carl Sigismund Kunth|Kunth]] 1817</small> – [[Sanddune Spurge]]
*''[[Euphorbia tricolor]]'' <small>[[Greenm.]] 1898</small>
*''[[Euphorbia tridentata]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small> (s)
*''[[Euphorbia triflora]]'' <small>[[Schott]], [[Nyman]] & [[Kotschy]] 1854</small>
*''[[Euphorbia trigona]]'' <small>[[Mill.]] 1768</small> – [[African Milk Tree]] (s)
*''[[Euphorbia triloba]]'' <small>[[Sessé]] & [[Moc.]] 1888</small>
*''[[Euphorbia trinervia]]'' <small>[[Schumach.]] 1827</small>
*''[[Euphorbia triodonta]]'' <small>([[Prokh.]]) [[Prokh.]] 1949</small>
*''[[Euphorbia tripartita]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia triphylla]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Oudejans]] 1989</small>
*''[[Euphorbia troyana]]'' <small>[[Urb.]] 1908</small>
*''[[Euphorbia tshuiensis]]'' <small>([[Prokh.]]) [[Sergievsk.]] ex [[Krylov]] 1934</small>
*''[[Euphorbia tsimbazazae]]'' <small>[[Leandri]] 1946</small>
*''[[Euphorbia tuberculata]]'' <small>[[Nikolaus Joseph von Jacquin|Jacq.]] 1797</small> (s)
**''Euphorbia tuberculata'' var. ''macowanii'' <small>[[A.C.White]], [[R.A.Dyer]] & [[B.Sloane]] 1941</small>
**''Euphorbia tuberculata'' var. ''tuberculata''
*''[[Euphorbia tuberculatoides]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia tuberifera]]'' <small>[[N.E.Br.]] 1911</small> (s)
*''[[Euphorbia tuberosa]]'' <small>[[Carolus Linnaeus|L.]] 1753</small> (s)
*''[[Euphorbia tubiglans]]'' <small>[[Marloth]] ex. [[R.A.Dyer]] 1934</small> (s)
*''[[Euphorbia tuckeyana]]'' <small>[[Steud.]] ex [[P.B.Webb]] 1849</small> (s)
*''[[Euphorbia tuerckheimii]]'' <small>[[Urb.]] 1912</small>
*''[[Euphorbia tugelensis]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia tulearensis]]'' (s)
*''[[Euphorbia tumbaensis]]'' <small>[[De Wild.]] 1908<small>
*''[[Euphorbia tumistyla]]'' <small>([[Burch]]) [[Radcl.-Sm.]] 1971</small>
*''[[Euphorbia tunetana]]'' <small>([[Murbeck]]) [[Vierh.]] ex [[F.Buxbaum]] 1927</small>
*''[[Euphorbia turbiniformis]]'' <small>[[Chiov.]] 1929</small> (s)
*''[[Euphorbia turczaninowii]]'' <small>[[Kar.]] & [[Kir.]] 1842</small>
*''[[Euphorbia turkanensis]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia turkestanica]]'' <small>[[Regel]] 1882</small>
*''[[Euphorbia turpinii]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia tyraica]]'' <small>[[Klokov]] & [[Artemcz.]] ex [[Klokov]] 1955</small>
==U==
{{compactTOC2}}
*''[[Euphorbia ugandensis]]'' <small>[[Ferdinand Albin Pax|Pax]] & [[K.Hoffmann]] ex [[Ferdinand Albin Pax|Pax]] 1910</small>
*''[[Euphorbia uhligiana]]'' <small>[[Ferdinand Albin Pax|Pax]] 1909</small> (s)
*''[[Euphorbia uliginosa]]'' <small>[[Welw.]] ex [[Boiss.]] 1862</small>;
*''[[Euphorbia umbellulata]]'' <small>[[Engelm.]] ex [[Boiss.]] 1862</small>
*''[[Euphorbia umbonata]]'' <small>[[S.Carter]] 1992</small> (s)
*''[[Euphorbia umbraculiformis]]'' <small>[[Rauh]] 1994</small> (s)
*''[[Euphorbia umbrosa]]'' <small>[[Bert.]] ex [[Spreng.]] 1826</small>
*''[[Euphorbia umfoloziensis]]'' <small>[[R.G.Peckover]] 1991</small> (s)
*''[[Euphorbia undulata]]'' <small>[[M.Bieb.]] 1812</small>
*''[[Euphorbia undulatifolia]]'' <small>[[Janse]] 1953</small> (s)
*''[[Euphorbia unicornis]]'' <small>[[R.A.Dyer]] 1951</small> (s)
*''[[Euphorbia uniglandulosa]]'' <small>[[S.Watson]] 1887</small>
*''[[Euphorbia uniglans]]'' <small>[[M.G.Gilbert]] 1990</small> (s)
*''[[Euphorbia unispina]]'' <small>[[N.E.Br.]] 1911</small> (s)
*''[[Euphorbia uralensis]]'' <small>[[Friedrich Ernst Ludwig von Fischer|Fisch.]] ex [[Johann Heinrich Friedrich Link|Link]] 1822</small>
*''[[Euphorbia urbanii]]'' <small>([[Millsp.]]) [[Oudejans]] 1989</small>
*''[[Euphorbia urceolophora]]'' <small>[[Parodi]] 1881</small>
*''[[Euphorbia usambarica]]'' <small>[[Ferdinand Albin Pax|Pax]] 1894</small> (s)
**''[[Euphorbia usambarica ssp. elliptica]]'' <small>[[Ferdinand Albin Pax|Pax]] 1895</small> (s)
**''[[Euphorbia usambarica ssp. usambarica]]'' (s)
*''[[Euphorbia uzmuk]]'' <small>[[S.Carter]] & [[J.R.I.Wood]] 1982</small> (s)
==V==
{{compactTOC2}}
*''[[Euphorbia vaalputsiana]]'' <small>[[L.C.Leach]] 1988</small> (s)
*''[[Euphorbia vachellii]]'' <small>[[Hook.]] & [[Arn.]] 1837</small>
*''[[Euphorbia vaginulata]]'' <small>[[Griseb]] 1859</small> (s)
*''[[Euphorbia vajravelui]]'' <small>[[Binojk.]] & [[N.P.Balakr.]] 1991</small> (s)
*''[[Euphorbia valerianifolia]]'' <small>[[Jean-Baptiste Lamarck|Lam.]] 1788</small>
*''[[Euphorbia valerii]]'' <small>[[Standl.]] 1927</small>
*''[[Euphorbia vallaris]]'' <small>[[L.C.Leach]] 1974</small> (s)
*''[[Euphorbia valliniana]]'' <small>[[Belli]] 1904</small>
*''[[Euphorbia vallismortuae]]'' <small>([[Millsp.]]) [[Howell]] 1931</small>
*''[[Euphorbia vandermerwei]]'' <small>[[R.A.Dyer]] 1937</small> (s)
*''[[Euphorbia variabilis]]'' <small>[[Ces.]] 1838</small>
*''[[Euphorbia vauthieriana]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia vedica]]'' <small>[[S.Ter-Chatschat.]] 1965</small>
*''[[Euphorbia velleriflora]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small>
*''[[Euphorbia velligera]]'' <small>[[S.Schauer]] ex [[Nees]] & [[S.Schauer]] 1847</small>
*''[[Euphorbia venenata]]'' <small>[[Marloth]] 1930</small> (s)
*''[[Euphorbia venenifica]]'' <small>[[Kotschy]] ex [[Boiss.]] 1862</small> (s)
*''[[Euphorbia veneris]]'' <small>[[M.S.Khan]] 1963</small>
*''[[Euphorbia veneta]]'' <small>[[Carl Ludwig Willdenow|Willd.]] 1809</small>
*''[[Euphorbia venteri]]'' <small>[[L.C.Leach]] ex [[R.H.Archer]] & [[S.Carter]] 2001</small> (s)
*''[[Euphorbia verapazensis]]'' <small>[[Standl.]] & [[Steyerm.]] 1944</small> (s)
*''[[Euphorbia vermiculata]]'' <small>[[Constantine Samuel Rafinesque-Schmaltz|Raf.]] 1818</small>
*''[[Euphorbia verrucosa]]'' <small>[[Carolus Linnaeus|L.]] 1753</small>
*''[[Euphorbia verruculosa]]'' <small>[[N.E.Br.]] 1925</small> (s)
*''[[Euphorbia versicolores]]'' <small>[[G.Will.]] 1995</small> (s)
*''[[Euphorbia vervoorstii]]'' <small>[[Subils]] 1971</small>
*''[[Euphorbia vestita]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia vezorum]]'' <small>[[Leandri]] 1947</small>
*''[[Euphorbia viatilis]]'' <small>[[Ule]] 1909</small>
*''[[Euphorbia viduiflora]]'' <small>[[L.C.Leach]] 1974</small> (s)
*''[[Euphorbia viguieri]]'' <small>[[Denis]] 1921</small> (s)
**''[[Euphorbia viguieri var. ankarafantsiensis]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
**''[[Euphorbia viguieri var. capuroniana]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
**''[[Euphorbia viguieri var. tsimbazazae]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
**''[[Euphorbia viguieri var. viguieri]]'' (s)
**''[[Euphorbia viguieri var. vilanandrensis]]'' <small>[[Ursch]] & [[Leandri]] 1955</small> (s)
*''[[Euphorbia villifera]]'' <small>[[Scheele]] 1849</small>
*''[[Euphorbia villosa]]'' <small>[[Waldst.]] & [[Kit.]]l ex [[Carl Ludwig Willdenow|Willd.]] 1799</small>
**''[[Euphorbia villosa ssp. semivillosa]]'' <small>([[Prokh.]]) [[Oudejans]] 1992</small>
**''[[Euphorbia villosa ssp. valdevillosocarpa]]'' <small>([[Arvat.]] & [[Nyar.]]) [[R.Turner]] 1995</small>
**''[[Euphorbia villosa ssp. villosa]]''
*''[[Euphorbia viminea]]'' <small>[[Hook.f.]] 1847</small>
*''[[Euphorbia violacea]]'' <small>[[Greenm.]] 1898</small>
*''[[Euphorbia viridis]]'' <small>([[Klotzsch]] & [[Garcke]] ex [[Klotzsch]]) [[Boiss.]] 1862</small>
*''[[Euphorbia viridula]]'' <small>[[Cordemoy]] ex [[Radcl.-Sm.]] 1978</small>
*''[[Euphorbia virosa]]'' <small>[[Carl Ludwig Willdenow|Willd.]] 1930</small> (s)
**''[[Euphorbia virosa ssp. arenicola]]'' <small>[[L.C.Leach]] 1971</small> (s)
**''[[Euphorbia virosa ssp. virosa]]'' (s)
*''[[Euphorbia viscoides]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia vittata]]'' <small>[[S.Carter]] 1982</small> (s)
*''[[Euphorbia volgensis]]'' <small>[[Kryshtof.]] 1929</small>
*''[[Euphorbia volhynica]]'' <small>[[Besser]] ex [[M.Raciborski]] 1921</small>
*''[[Euphorbia volkii]]'' <small>[[Rech.f.]] 1963</small>
*''[[Euphorbia volkmanniae]]'' <small>[[Dinter]] 1928</small> (s)
*''[[Euphorbia vulcanorum]]'' <small>[[S.Carter]] 1982</small> (s)
==W==
{{compactTOC2}}
*''[[Euphorbia wakefieldii]]'' <small>[[N.E.Br.]] 1912</small> (s)
*''[[Euphorbia waldsteinii]]'' <small>([[Soják]]) [[Radcl.-Sm.]] 1981</small>
**''[[Euphorbia waldsteinii var. jaxartica]]'' <small>([[Prokh.]]) [[Oudejans]] 1989</small>
**''[[Euphorbia waldsteinii var. orientalis]]'' <small>([[Boiss.]]) [[Oudejans]] 1990</small>
**''[[Euphorbia waldsteinii var. saratoi]]'' <small>([[Ardoino]]) [[Oudejans]] 1992</small>
**''[[Euphorbia waldsteinii var. waldsteinii]]''
*''[[Euphorbia wallichii]]'' <small>[[Hook.f.]] 1887</small>
*''[[Euphorbia wangii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia waringiae]]'' <small>[[Rauh]] & [[R.Gerold]] 1998</small> (s)
*''[[Euphorbia waterbergensis]]'' <small>[[R.A.Dyer]] 1951</small> (s)
*''[[Euphorbia weberbaueri]]'' <small>[[R.Mansfeld]] 1931</small> (s)
*''[[Euphorbia wellbyi]]'' <small>[[N.E.Br.]] 1911</small>
*''[[Euphorbia wellbyi var. wellbyi]]''
*''[[Euphorbia wellbyi var. glabra]]'' <small>[[S.Carter]] 1985</small>
*''[[Euphorbia welwitschii]]'' <small>[[Boiss.]] & [[Reut.]] 1852</small>
*''[[Euphorbia wheeleri]]'' <small>[[Baillon]] 1866</small>
*''[[Euphorbia whellanii]]'' <small>[[L.C.Leach]] 1967</small> (s)
*''[[Euphorbia whyteana]]'' <small>[[Baker f.]] 1894</small>
*''[[Euphorbia wildii]]'' <small>[[L.C.Leach]] 1975</small> (s)
*''[[Euphorbia williamsonii]]'' <small>[[L.C.Leach]] 1969</small> (s)
*''[[Euphorbia wilmaniae]]'' <small>[[Marloth]] 1931</small> (s)
*''[[Euphorbia wilsonii]]'' <small>([[Millsp.]]) [[Correll]] 1980</small>
*''[[Euphorbia wittmannii]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia woodii]]'' <small>[[N.E.Br.]] 1915</small> (s)
*''[[Euphorbia wootonii]]'' <small>[[Oudejans]] 1989</small>
*''[[Euphorbia woronowii]]'' <small>[[Grossh.]] 1916</small>
*''[[Euphorbia wrightii]]'' <small>[[Torr.]] & [[A.Gray]] 1857</small> (s) - Wright's spurge
==X==
{{compactTOC2}}
*''[[Euphorbia xalapensis]]'' <small>[[Carl Sigismund Kunth|Kunth]] 1817</small>
*''[[Euphorbia xanti]]'' <small>[[Engelm.]] ex [[Boiss.]] 1862</small> (s)
*''[[Euphorbia xbacensis]]'' <small>[[Millsp.]] 1898</small>
*''[[Euphorbia xeropoda]]'' <small>[[Brandegee]] 1917</small>
*''[[Euphorbia xylacantha]]'' <small>[[Ferdinand Albin Pax|Pax]] 1904</small> (s)
*''[[Euphorbia xylopoda]]'' <small>[[Greenm.]] 1898</small>
==Y==
{{compactTOC2}}
*''[[Euphorbia yamashitae]]'' <small>[[Kitam.]] 1958</small>
*''[[Euphorbia yajinensis]]'' <small>[[W.T.Wang]] 1988</small>
*''[[Euphorbia yaroslavii]]'' <small>[[P.P.Poljakov]] 1961</small>
*''[[Euphorbia yattana]]'' <small>([[P.R.O.Bally]]) [[Bruyns]] 2006</small> (s) syn. Monadenium yattanum
*''[[Euphorbia yayalesia]]'' <small>[[Urb.]] 1930</small>
*''[[Euphorbia yemenica]]'' <small>[[Boiss.]] 1860</small>
*''[[Euphorbia yinshanica]]'' <small>[[S.Q.Zhou]] 1989</small>
*''[[Euphorbia yucatanensis]]'' <small>([[Millsp.]]) [[Standl.]] 1930</small>
==Z==
{{compactTOC2}}
*''[[Euphorbia zakamenae]]'' <small>[[Leandri]] 1945</small> (s)
*''[[Euphorbia zambesiana]]'' <small>[[George Bentham|Benth.]] 1880</small> (s)
**''[[Euphorbia zambesiana var. benguelensis]]'' <small>([[Ferdinand Albin Pax|Pax]]) [[N.E.Br.]] 1911</small> (s)
**''[[Euphorbia zambesiana var. zambesiana]]'' (s)
*''[[Euphorbia zeylana]]'' <small>[[N.E.Br.]] 1913</small>
*''[[Euphorbia zierioides]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia zornioides]]'' <small>[[Boiss.]] 1862</small>
*''[[Euphorbia zoutpansbergensis]]'' <small>[[R.A.Dyer]] 1938</small> (s)
== Footnotes ==
{{Reflist}}
== References ==
* {{aut|Bruyns, Peter V. & al.}} (2006): ''A new subgeneric classification for ''Euphorbia'' (Euphorbiaceae) in southern Africa based on ITS and psbA-trnH sequence data''. ''[[Taxon (journal)|Taxon]]'' '''55'''(2): 397–420. [http://www.ingentaconnect.com/content/iapt/tax/2006/00000055/00000002/art00013 HTML abstract]
* {{aut|Steinmann, V.W.}} (2003): The submersion of ''Pedilanthus'' into ''Euphorbia'' (Euphorbiaceae). ''Acta Botanica Mexicana'' '''65''': 45-50. [http://www.ecologia.edu.mx/publicaciones/resumeness/ABM/ABM.65.2003/acta65(45-50).pdf PDF fulltext] [English with Spanish abstract]
* {{aut|Steinmann, V.W. & Porter, J.M.}} (2002): ''Phylogenetic relationships in Euphorbieae (Euphorbiaceae) based on ITS and ndhF sequence data''. ''Annals of the Missouri Botanical Garden'' '''89'''(4): 453–490. <small>{{doi|10.2307/3298591}}</small> (HTML abstract, first page image)
==External links==
{{commonscat-inline|Euphorbia}}
[[Category:Euphorbia]]
[[Category:Lists of plants|Euphorbia species]]
[[es:Anexo:Especies de Euphorbia]]
[[it:Specie di Euphorbia]]
[[hu:Euphorbia-fajok listája]]