Calflora, a 501c3 non-profit
Distribution by County   1693    
Castilleja densiflora  (Benth.) T. I. Chuang & Heckard  ssp. obispoensis  (D. D. Keck) T. I. Chuang & Heckard
Obispo indian paintbrush,   San luis obispo owl's clover
Castilleja densiflora ssp. obispoensis is an annual herb that is native to California, and endemic (limited) to California.
Record Count by County

Monterey: 1 San Luis Obispo: 178 Santa Barbara: 1

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 12/05/2025).