Related species: Phacelia imbricata var. bernardina Phacelia imbricata var. imbricata Phacelia imbricata var. patula
Plant Communities: Chaparral Foothill Woodland
Counties: Alameda Amador Butte Calaveras Contra Costa Colusa El Dorado Fresno Glenn Inyo Kern Lake Lassen Los Angeles Madera Marin Mariposa Mendocino Merced Monterey Modoc Napa Nevada Orange Placer Plumas Riverside Sacramento Santa Barbara San Bernardino 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 Trinity Tulare Tuolumne Ventura Yolo