Organization and Evolution in Plants. By C. W. Wardlaw

Spring Wildflowers of the San Francisco Bay Region. By Helen K. Sharsmith

The Mineral Nutrition of the Rice Plant

Nutritional Values in Crops and Plants. By Werner Schuphan

The Identification of Flowering Plant Families. By P. H. Davis and J. Cullen

Morphologic Encyclopedia of Palynology; An International Collection of Definitions and Illustrations of Spores and Pollen. By Gerhard O. W. Kremp

Biological Statistics: An Introduction. By S. C. Pearce

The Evolution of Biology. By M. J. Sirks and Conway Zirkle