Notes of a botanist on the Amazon & Andes [Microform] : being records of travel on the Amazon and its tributaries, the Trombetas, Rio Negro, Uaupés, Casiquiari, Pacimoni, Huallaga and Pastasa : as also to the cataracts of the Orinoco, along the eastern side of the Andes of Peru and Ecuador, and the shores of the Pacific, during the years 1849-1864 / by Richard Spruce, PH.D. ; edited and condensed by Alfred Russel Wallace ; with a biographical introduction, portrait, seventy-one illustrations and seven maps.
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