Achnatherum occidentale ssp. californicum Calflora

Distribution by County 76

Achnatherum occidentale (Thurb. ex S. Watson) Barkworth ssp. californicum (Merr. & Burtt Davy) Barkworth

(not an active name)

California needlegrass, California stipa

Achnatherum occidentale ssp. californicum is a perennial grasslike herb that is native to California, and also found elsewhere in western North America.

also called Stipa occidentalis var. californica

Record Count by County


Alpine: 9	Inyo: 7	Nevada: 25	Tehama: 17
Amador: 7	Kern: 4	Placer: 37	Trinity: 13
Butte: 35	Lake: 2	Plumas: 37	Tulare: 24
Calaveras: 3	Lassen: 24	Riverside: 6	Tuolumne: 9
Colusa: 4	Los Angeles: 16	San Bernardino: 19	Ventura: 3
El Dorado: 41	Madera: 3	San Diego: 6	Yuba: 3
Fresno: 11	Mariposa: 12	Shasta: 18
Glenn: 6	Modoc: 5	Sierra: 16
Humboldt: 15	Mono: 37	Siskiyou: 33

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: 12/22/2024).