Plant Communities: Weed (disturbed places)
Counties: Alameda Amador Butte Calaveras Contra Costa Colusa Del Norte El Dorado Fresno Glenn Humboldt Lake Lassen Marin Mendocino Monterey Napa Nevada Placer Sacramento Santa Barbara San Benito Santa Clara Santa Cruz San Diego San Francisco San Joaquin San Luis Obispo San Mateo Shasta Sierra Siskiyou Solano Sonoma Stanislaus Sutter Tehama Tulare Tuolumne Ventura Yolo Yuba