Plant Communities: Coastal Prairie Northern Coastal Scrub Yellow Pine Forest Douglas-Fir Forest Redwood Forest Red Fir Forest Lodgepole Forest Subalpine Forest Foothill Woodland Chaparral Valley Grassland wetland-riparian
Counties: Alpine Butte El Dorado Fresno Humboldt Inyo Kern Lassen Madera Marin Mariposa Mendocino Mono Modoc Nevada Placer Plumas Santa Cruz Shasta Sierra Siskiyou Sonoma Tehama Tulare Tuolumne