Plant Communities: Mixed Evergreen Forest Coastal Prairie Valley Grassland Yellow Pine Forest Chaparral Foothill Woodland Douglas-Fir Forest wetland-riparian
Counties: Alameda Amador Butte Calaveras Contra Costa Colusa Del Norte El Dorado Fresno Glenn Humboldt Kern Lake Lassen Los Angeles Madera Marin Mariposa Mendocino Merced Monterey Modoc Napa Nevada Placer Riverside Sacramento Santa Barbara San Bernardino San Benito Santa Clara Santa Cruz San Diego San Francisco San Luis Obispo San Mateo Shasta Siskiyou Solano Sonoma Stanislaus Sutter Tehama Trinity Tulare Tuolumne Ventura Yuba