Plant Communities: Douglas-Fir Forest Yellow Pine Forest Red Fir Forest Lodgepole Forest Subalpine Forest Mixed Evergreen Forest
Counties: Butte Del Norte El Dorado Fresno Humboldt Kern Lake Madera Mariposa Mendocino Mono Napa Nevada Placer Plumas Shasta Sierra Siskiyou Sonoma Tehama Trinity Tulare Tuolumne Yuba