Parent species: Aphyllon californicum
Plant Communities: Red Fir Forest Sagebrush Scrub Pinyon-Juniper Woodland Yellow Pine Forest Coastal Strand Northern Coastal Scrub
Synonyms: Orobanche californica ssp. grayana Orobanche grayana var. grayana
Counties: Alpine Amador Butte Colusa Humboldt Marin Mariposa Mendocino Monterey Nevada Placer Plumas Sierra Siskiyou Sonoma Tehama Trinity Tuolumne