Rhamnus purshiana Calflora

Distribution by County 7079

Rhamnus purshiana DC.

(not an active name)

Cascara sagrada

Rhamnus purshiana is a tree or shrub that is native to California, and also found elsewhere in western North America.

also called Frangula purshiana

Record Count by County


Amador: 2	Glenn: 3	Nevada: 16	Siskiyou: 6
Butte: 27	Humboldt: 105	Placer: 10	Sonoma: 15
Calaveras: 1	Lake: 1	Plumas: 131	Tehama: 6
Colusa: 1	Marin: 2	San Mateo: 13	Trinity: 38
Del Norte: 13	Mariposa: 12	Shasta: 13	Yuba: 3
El Dorado: 6	Mendocino: 85	Sierra: 19

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: 12/02/2024).