Parent species: Holocarpha virgata
Counties: Alameda Amador Butte Calaveras Contra Costa Colusa El Dorado Fresno Glenn Kern Lake Madera Marin Mariposa Merced Napa Placer Sacramento Santa Barbara San Bernardino San Benito Santa Clara Santa Cruz San Joaquin San Luis Obispo Solano Sonoma Stanislaus Tuolumne Yuba