Calflora, a 501c3 non-profit
Distribution by County   11263    
Boechera peirsonii  Windham & Al-Shehbaz
San bernardino rock cress
Boechera peirsonii is a perennial herb that is native to California, and endemic (limited) to California.
also called Arabis breweri var. pecuniaria
California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).
Record Count by County

San Bernardino: 15

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).