Balls, Edward K. Early Uses of California Plants. University of California Press. Berkeley, Los Angeles, London, 1962

Belzer, Thomas. Roadside Plants of Southern California. Mountain Press Publishing Company. Missoula, 1984

Campbell, Paul D. Survival Skills of Native California. Gibbs Smith. Layton, 1999

Crampton, Beecher.  Grasses in California. University of California Press, 1974

Dale, Nancy. Flowering Plants.  California Native Plant Society. Sacramento, 2000

Jepson, W. L. A Manual of the Flowering Plants of California, 1970

McAuley, Milt. Wildflowers of the Santa Monica Mountains Second Edition.  Canyon Publishing Company. Canoga Park, 1996

Upper Newport Bay Naturalists Training Manual

Web Pages:

The Jepson Manual: Higher Plants of California, http://ucjeps.berkeley.edu/jepman.html

A comprehensive identification guide to nearly eight thousand native and naturalized California plants 

CalFlora, http://www.calflora.org

Comprehensive & searchable information on all 7,660 wild California plant species.

Michael L. Charters plant pictures and other information.

California Native Plant Society, http://www.cnps.org/

California Native Plant Society (CNPS) web site.

California Native Plant Society (CNPS) Orange County web site.

Wildflowers of Southern California, http://www.clunet.edu/wf/

Photographs of wildflowers of the southern California chaparral, desert, mountains, and north coast by Barbara J. Collins, Ph.D. 

Photo Key to Identify Wildflower Species http://www.kenbowles.net

Ken Bowles Photo Key to Identifying the Wildflowers of San Diego

Sharon L. Nixon's Wildflower Identification Guide, Park Sierra (Coarsegold, CA)

Robert De Ruff's  Upper Newport Bay Plant list