Beginner Books
Wildflowers of California
A Month-by-Month Guide
by Laird Blackwell
Plants of Northern California: A Field Guide to Plants West of the Sierra Nevada
by Eva Bagley
Intermediate Books
Plants of the San Francisco Bay Region: Mendocino to Monterey
by Linda H. Beidleman and Eugene N. Kozloff (May 22, 2014)
Advanced Books
Marin Flora
The new edition of John Thomas Howell’s classic 1949 Marin Flora is co-authored by Wilma Follette, Catherine Best, and Frank Almeda, Senior Curator of Botany at the California Academy of Sciences in San Francisco, and is a joint project of the Marin Chapter of the CNPS and the California Academy of Sciences.
Download the 2012 Supplement to this Flora
The Jepson Manual, Vascular Plants of California, Second Edition
Definitive guide to the vascular plants found in California.
CNPS Online Store Books
California Natural History Guides – UC Press