Notes of a botanist on the Amazon [and] Andes : being records of travel on the Amazon ans 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 or Peru and Ecuador, and the shores of the Pacific, during the years 1849-1864 : with a bibliographical introduction, portait, seventy-one illustrations and seven maps / by Richard Spurce ; edited and condensed by Alfred Russel Wallace