Plant Communities: Weed (disturbed places)
Counties: Alameda Amador Butte Calaveras Contra Costa Colusa El Dorado Humboldt Kern Lake Los Angeles Marin Mariposa Mendocino Monterey Napa Nevada Orange Placer Sacramento Santa Barbara San Benito Santa Clara Santa Cruz San Diego San Francisco San Luis Obispo San Mateo Shasta Solano Sonoma Tehama Tuolumne Ventura Yolo Yuba