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• Oliveranthus
  ...stance borne on rather slender branches. It does very well out-of-doors at Washington, in sandy soil- L. H. B. *[[Standard Cyclopedia of Horticulture]], by L. H. Bailey, MacMillan Co., 1963
  2 KB (248 words) - 18:59, 20 February 2010
• Azara microphylla
  ...vering walls; the hardiest of all the cult. species; hardy as far north as Washington, D. C. *[[Standard Cyclopedia of Horticulture]], by L. H. Bailey, MacMillan Co., 1963
  1 KB (192 words) - 13:16, 29 January 2010
• Jasminum floridum
  ...154 in. across; stamens included. China. B.M. 6719.—Hardy as far north as Washington. Apparently very little planted. *[[Standard Cyclopedia of Horticulture]], by L. H. Bailey, MacMillan Co., 1963
  1 KB (198 words) - 08:05, 29 March 2010
• Abies procera
  |name_ref=Flora - A Gardener's Encyclopedia |habit_ref=Flora - A Gardener's Encyclopedia
  4 KB (570 words) - 17:26, 27 June 2010
• Rohdea
  ...ecoration, doing well in the cooler positions. They are perfectly hardy at Washington. ...for a species (rather than genus), or perhaps Varieties if there is a mix of cultivars, species, hybrids, etc -->
  2 KB (304 words) - 11:50, 18 December 2009
• Oxera pulchella
  ...in the winter months. It prop, readily by cuttings placed around the side of a pot; also from seeds, which it matures in considerable numbers. *[[Standard Cyclopedia of Horticulture]], by L. H. Bailey, MacMillan Co., 1963
  2 KB (352 words) - 18:24, 25 February 2010
• Trochodendron aralioides
  |name_ref=Flora - A Gardener's Encyclopedia |habit_ref=Flora - A Gardener's Encyclopedia
  4 KB (556 words) - 22:12, 3 May 2010
• Photinia serrulata
  ...:fr. globose, 1/4 in. across, red. May-July. China.—Stands fairly well in Washington, D. C. ...for a species (rather than genus), or perhaps Varieties if there is a mix of cultivars, species, hybrids, etc -->
  2 KB (309 words) - 16:45, 24 December 2009
• Malus fusca
  of streams, often forming almost impenetrable thickets of considerable extent, and attains its greatest size in the valleys of Washington and
  3 KB (425 words) - 22:51, 11 December 2009
• Loropetalum
  '''''Loropetalum''''' is a genus of 3 species of [[shrub]] in the [[witch-hazel]] family, [[Hamamelidaceae]], native to [[Ch ...ilar to those of the closely related [[witch-hazel]]. Each flower consists of four to six (depending on species) slender strap shaped petals 1-2 cm long.
  3 KB (428 words) - 23:44, 13 December 2009
• Quercus Alba
  ...61. The hybrid with Q. montana was found in the nursery of John Saul, near Washington, D. C., and has been distributed as Saul's oak (Q. Saulii, Schneid.). ...for a species (rather than genus), or perhaps Varieties if there is a mix of cultivars, species, hybrids, etc -->
  3 KB (396 words) - 16:19, 11 December 2009
• Jasminium
  ...-seeded.—Probably upwards of 200 species, widely distributed in warm parts of Eu., Asia, Afr., and the Pacific region; nearly absent from Amer. The genus ...le north of Washington without protection, and even then only seldom north of Philadelphia.
  3 KB (452 words) - 07:31, 29 March 2010
• Neviusia
  ...hornei]]'' is found in [[shale]] deposits in the [[Okanagan Highland]]s of Washington and British Columbia. ...der, curved at the apex, slightly shorter than the stamens: fr. consisting of drupe-like achenes inclosed by the persistent calyx. — One species, found
  3 KB (484 words) - 16:13, 20 February 2010
• Naringi crenulata
  ...to graft citrous fruit trees. In the greenhouses of the Dept. of Agric. at Washington, D. C., it has been found to grow readily when grafted on grapefruit (Citru ...for a species (rather than genus), or perhaps Varieties if there is a mix of cultivars, species, hybrids, etc -->
  3 KB (447 words) - 05:48, 24 November 2009
• Rudbeckia hirta
  ...t|perennial]]) native to most of [[North America]], and is one of a number of plants with the common name [[Black-eyed Susan]] that also has purple on th ...ome [[cultivar]]s), with yellow ray florets circling a brown, domed center of disc florets.
  3 KB (451 words) - 20:40, 5 January 2010
• Encelia adenophora
  | poisonous = <!--- indicate parts of plants which are known/thought to be poisonous --> ...e yellow, sometimes tinged with orange. Autumn. N. Mex.—Not hardy north of Washington, D.C. N. Taylor.
  3 KB (469 words) - 16:27, 21 September 2009
• Lophophora williamsii
  ...or an account of the history and ceremonial use of this plant, see Journal of Heredity, July, 1915. ...for a species (rather than genus), or perhaps Varieties if there is a mix of cultivars, species, hybrids, etc -->
  4 KB (615 words) - 17:22, 13 December 2009
• Taxus brevifolia
  ...ern Yew''') is a [[Pinophyta|conifer]] native to the [[Pacific Northwest]] of [[North America]]. It ranges from southernmost [[Alaska]] south to central ...th the leaf bases twisted to align the leaves in two flat rows either side of the stem except on erect leading shoots where the spiral arrangement is mor
  4 KB (625 words) - 10:14, 6 August 2009
• Geranium traversii
  | poisonous = <!--- indicate parts of plants which are known/thought to be poisonous --> ...metimes white, much longer than the sepals. Chatham Id.—Not hardy north of Washington and to be grown in temperate house. Little known in Amer. but a desirable g
  3 KB (492 words) - 10:02, 4 September 2009
• Sedum morganianum
  |name_ref=Flora - A Gardener's Encyclopedia |habit_ref=Flora - A Gardener's Encyclopedia
  4 KB (562 words) - 01:34, 25 May 2010

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