Botany & Horticulture in 1974

Plant Viruses by Smith, Kenneth Manley

Flowering Plants: Evolution Above the Species Level by Stebbins, G. Ledyard

Corn: Its Origin, Evolution and Improvement by Mangelsdorf, Paul C.

Edible Native Plants of the Rocky Mountains by Harrington, H. D.

How Indians Use Wild Plants for Food, Medicine & Crafts by Densmore, Frances

Vegetation Dynamics by

Tropical Grazing Lands: Communities and Constituent Species by Whyte, R. O.

Vegetation and Environment by

Water Plants of the World: A Manual for the Identification of the Genera of Freshwater Macrophytes by Cook, C. D. K., Gut, B. J., Rix, E. M.