Allium obtusum Calflora

Distribution by County 216

Allium obtusum Lemmon

Red sierra onion

Allium obtusum is a perennial herb (bulb) that is native to California, and endemic (limited) to California.

Record Count by County


Alpine: 22	Fresno: 26	Mono: 9	Sierra: 13
Amador: 12	Inyo: 3	Nevada: 23	Siskiyou: 9
Butte: 23	Lassen: 3	Placer: 23	Tehama: 2
Calaveras: 16	Madera: 10	Plumas: 21	Tulare: 13
El Dorado: 35	Mariposa: 9	Shasta: 10	Tuolumne: 43

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]. 2026. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 02/08/2026).