Calflora, a 501c3 non-profit
Distribution by County   8427    
Arabis rigidissima  Rollins

(not an active name)

Rigid rock cress,   Trinity mountain rockcress
Arabis rigidissima is a perennial herb that is native to California, and endemic (limited) to California.
Record Count by County

El Dorado: 3 Placer: 3 Trinity: 8
Humboldt: 1 Siskiyou: 7

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:   (Accessed: 05/21/2024).