Calflora, a 501c3 non-profit
Distribution by County   10953    
Leptosyne hamiltonii  Elmer
Mt. hamilton coreopsis
Leptosyne hamiltonii is an annual herb that is native to California, and endemic (limited) to California.
also called Coreopsis hamiltonii
California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).
Record Count by County

Alameda: 4 San Joaquin: 1 Santa Clara: 68 Stanislaus: 11

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: 11/21/2024).