Calflora, a 501c3 non-profit
Distribution by County   11224    
Micranthes howellii  (Greene) Small
Howell's saxifrage
Micranthes howellii is a perennial herb that is native to California, and also found in Oregon.
also called Saxifraga howellii
California Rare Plant Rank: 4.3 (limited distribution).
Record Count by County

Del Norte: 44 Humboldt: 1 Siskiyou: 3

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]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 11/16/2025).