Calflora, a 501c3 non-profit
Distribution by County   14642    
Rhinotropis subspinosa  (S. Watson) J.R. Abbott
Spiny Milkwort
Rhinotropis subspinosa is a perennial herb that is native to California.
also called Polygala subspinosa
California Rare Plant Rank: 2B.2 (rare, threatened, or endangered in CA; common elsewhere).
Record Count by County

Inyo: 1 Lassen: 32 Modoc: 1 Mono: 5

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: 04/16/2025).