Calflora, a 501c3 non-profit
Distribution by County   11406    
Boechera platysperma  (A. Gray) Al-Shehbaz
Pioneer rockcress
Boechera platysperma is a perennial herb that is native to California, and also found elsewhere in western North America.
also called Arabis platysperma
Record Count by County

Alpine: 19 Inyo: 46 Modoc: 1 Sierra: 9
Amador: 4 Kern: 1 Mono: 94 Siskiyou: 4
Butte: 12 Lake: 3 Nevada: 29 Tehama: 5
Calaveras: 1 Lassen: 3 Placer: 40 Trinity: 9
Colusa: 3 Los Angeles: 12 Plumas: 12 Tulare: 49
El Dorado: 51 Madera: 8 Riverside: 2 Tuolumne: 18
Fresno: 59 Mariposa: 21 San Bernardino: 84
Glenn: 6 Mendocino: 7 Shasta: 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).