Calflora, a 501c3 non-profit
Distribution by County   435    
Arabis aculeolata  Greene
Waldo rock cress,   Waldo rockcress
Arabis aculeolata is a perennial herb that is native to California, and also found in Oregon.
California Rare Plant Rank: 2B.2 (rare, threatened, or endangered in CA; common elsewhere).
Record Count by County

Del Norte: 24 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: https://www.calflora.org/   (Accessed: 04/19/2024).