Smithsonian scientific series, volume 11. [16],390 pages, many plates and text illustrations, cloth, ex-library with usual library markings otherwise very good. Contents : The world of plants, by A. S. Hitchcock.--Systematic botany: its development and contacts, by W. R. Maxon.--Plants of the sea, by Albert Mann.--Grass, by A. S. Hitchcock and Agnes Chase.-- Deserts and their plants, by D. T. MacDougal.--The dependence of plants on radiant energy, by E. S. Johnston.--Maize, the plant-breeding achievement of the American Indian, by J. H. Kempton.--Botanical exploration in South America, by E. P. Killip.

OLD NEW PLANT LORE SYMPOSIUM OCEAN SEA PLANTS DESERTS