Calflora, a 501c3 non-profit
Distribution by County   810    
Astragalus breweri  A. Gray
Brewer's milk vetch,   Brewer's milkvetch
Astragalus breweri is an annual herb that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 4.2 (limited distribution).
Record Count by County

Colusa: 5 Marin: 29 Napa: 30
Lake: 101 Mendocino: 23 Sonoma: 14

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: 06/15/2024).