Plant Communities: Weed (disturbed places)
Counties: Alameda Amador Butte Calaveras Del Norte El Dorado Fresno Glenn Lake Lassen Los Angeles Madera Mariposa Mendocino Monterey Napa Nevada Placer Plumas Sacramento Santa Barbara San Bernardino Santa Clara San Diego San Francisco San Luis Obispo San Mateo Shasta Sierra Siskiyou Solano Sonoma Stanislaus Sutter Tehama Tuolumne Ventura Yolo Yuba