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...enus Marsilea, in honor of Giavanni Marsigli, or Aloysius Marsili, Italian naturalists.) Marsilea Family. Fig. 3. Perennial marsh or aquatic plants with filiform <!--- xxxxx *American Horticultural Society: A-Z Encyclopedia of Garden Plants, by Christopher Br

Juanulloa (George Juan and Antonio Ulloa, Spanish naturalists who traveled in Chile and Peru). Solanaceae. About 10 species of shrubby pl <!--- xxxxx *American Horticultural Society: A-Z Encyclopedia of Garden Plants, by Christopher Br

...nited States Forest Service]], working in the [[Southwestern United States|American Southwest]] (New Mexico and Arizona) until he was transferred in [[1924]] t [[Category:American naturalists|Leopold, Aldo]]

Much of the work on vegetation classification comes from European and North American ecologists, and they have fundamentally different approaches. In North Ame ...al work occurred until the 19th century. The most productive of the early naturalists was [[Alexander von Humboldt]], who collected 60,000 plant specimens on a f

The generic name honours the [[Kingdom of England|English]] naturalists [[John Tradescant the Elder]] (ca. 1570-1638) and [[John Tradescant the You ...2 superposed ovules: caps. loculicidally dehiscent.— About 90 species, all American, ranging from Manitoba to Argentina. The genus was monographed in 1881 by C

...Places of Historic Interest or Natural Beauty|National Trust]] and County Naturalists' Trusts (dating back to 1889, 1895 and 1912 respectively) &mdash; a long ti * Grove, R.H. (1992) 'Origins of Western Environmentalism', Scientific American 267(1): 22-27.

...me="Papenfuss">'''Papenfuss, G.F.''' pp.21 — 46 Landmarks in Pacific North American Marine Phycology in Abbott, I.A. and Hollenberg, G.J. 1976. ''Marine Algae The real awakening of interest in American algae resulted from a visit by [[William Henry Harvey]] in 1849 — 1850 wh

...an [[insecticide]], sprinkled in milk.<ref>Atkinson GF. (1901) Studies of American Fungi: mushrooms : edible, poisonous, etc. 2nd edn. Andrus & Church, Ithaca ...w to yellowish-white warts, and occurs in the western regions of the North American continent, from southern Alaska down through the [[Rocky Mountains]], throu

...e about Cycads began in the 9th century with the recording by two [[Arab]] naturalists that the genus ''Cycas'' was used as a source of [[flour]] in India. Later, ...ng throughout the world. One of the most notable researchers of cycads was American [[botanist]] [[C.J. Chamberlain]] whose work is noteworthy for the quantity

Early American history. ...rican Horticulture," by Alfred Henderson, in Depew's "One Hundred Years of American Commerce," 1895, presents the commercial side of the subject. Another fragm