Calflora, a 501c3 non-profit
Distribution by County   561    
Arctostaphylos hookeri  G. Don  ssp. hearstiorum  (Hoover & Roof) P. V. Wells
Hearst's manzanita
Arctostaphylos hookeri ssp. hearstiorum is a tree or shrub that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).
State of California status: Endangered.
Record Count by County

Contra Costa: 1 San Luis Obispo: 20

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: 11/13/2025).