A user-friendly book to have if you want to talk or read knowledgeably about plants. Over 1700 illustrations of terms used in plant identification keys and descriptions, with definitions for more than 2000 taxonomic terms. Spring Lake Publishing. Includes 5,862 native and 1,023 naturalized species. Fully illustrated with excellent line drawings.
Keys are straightforward and easy to use.
1993 University of California Press. Howard McMinn A systematic and descriptive account of shrubs of California, including woody perennials and semi-woody plants, except trees and cacti. Includes keys and descriptions of flowering period and distribution for over 800 species. 1939 University of California Press. The first comprehensive treatment of one of California's most intriguing floristic and geologic resources.