from the Agricultural Extension Service, University of Cali- 

 fornia, Berkeley CA, 94720. 



Abrams, LeRoy. 1923, 1944, 1951, 1960. Illustrated flora of the 

 Pacific states. Stanford Univ. Press, Stanford. 4 volumes. A 

 comprehensive technical flora of the native plants of the Pac- 

 ific coastal states, every species illustrated. 



Armstrong, Margaret. 1915. Field book of western wild flowers. 

 G. P. Putnam's Sons, New York. Over many years this has 

 been a very popular layman's field book to the more common 

 wild flowers found west of the Rocky Mountains. 



Arnberger, Leslie P., and Jeanne R. Janish. 1968. Flowers of the 

 southwest mountains. Southwestern Monuments Assoc, Globe 

 Ariz. This layman's handbook includes a considerable number 

 of arid CaUfomia species. 



Baerg, Harry J. 1955. How to know the western trees. Wm. C. 

 Brown Co., Dubuque, Iowa. A popular guide to the native and 

 cultivated trees of the Rocky Mountains westward. 



Baker, Richard St. B. 1960. The redwoods. Naturegraph Co., 

 Healdsburg, California. Interesting stories about the Coast Red- 

 wood and the Sierra Big Tree. 



Bakker, Elna S. 1971. An island called California. Univ. Calif. 

 Press, Berkeley and Los Angeles. An introduction to natural 

 plant and animal communities of the state. 



Balls, Edward K. 1962. Early uses of CaUfornia plants. Univ. of 

 Calif. Press, Berkeley and Los Angeles. Natural History Guide 

 Series. An account of the uses to which indigenous California 

 plants have been put by Indians, Spaniards, pioneers, and 

 present-day inhabitants, for food, fiber, medicine, etc. 



Benson, Lyman. 1969. The native cacti of California. Stanford 

 Univ. Press, Stanford. Designed for use by the botanist and 

 layman alike. A detailed study of the botany and taxonomy of 

 every species, variety, and major hybrid growing native or na- 

 turalized in California including keys, descriptions, ecology, 

 and physiology. 



Benson, Lyman, and Robert A. Darrow. 1954. The trees and 

 shrubs of the southwestern deserts. Univ. New Mexico, Albu- 

 querque, and Univ. Arizona, Tucson. Semipopular or semi- 



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