Calflora, a 501c3 non-profit
Distribution by County   939    
Astragalus tener  A. Gray  var. ferrisiae  Liston
Ferris' milkvetch,   Ferris's milk vetch
Astragalus tener var. ferrisiae is an annual herb that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 1B.1 (rare, threatened, or endangered in CA and elsewhere).
Record Count by County

Butte: 10 Glenn: 5 Sutter: 2 Yuba: 2
Colusa: 7 Solano: 3 Yolo: 13

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: 11/23/2024).