Calflora, a 501c3 non-profit
Distribution by County   6274    
Petrophyton caespitosum  (Nutt.) Rydb.  ssp. caespitosum 

(not an active name)

Rock spiraea
Petrophyton caespitosum ssp. caespitosum is a shrub that is native to California, and also found elsewhere in western North America.
Record Count by County

Inyo: 34 Mono: 13 San Bernardino: 12

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]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 11/21/2024).