Parent species: Calystegia occidentalis
Plant Communities: Chaparral Foothill Woodland Yellow Pine Forest
Synonyms: Calystegia fulcrata Convolvulus deltoideus Convolvulus fulcratus Convolvulus luteolus var. fulcratus
Counties: Amador Butte Calaveras El Dorado Fresno Inyo Kern Los Angeles Madera Mariposa Napa Nevada Orange Placer Riverside Sacramento San Bernardino San Diego San Francisco Sonoma Tulare Tuolumne Ventura Yuba