Calflora, a 501c3 non-profit
Distribution by County   9876    
Echinocactus polycephalus  Engelm. & J. M. Bigelow
Cottontop cactus
Echinocactus polycephalus is a shrub (stem succulent) that is native to California, and also found elsewhere in western North America.
Record Count by County

Imperial: 17 Kern: 5 San Bernardino: 122
Inyo: 181 Riverside: 20 San Diego: 8

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]. 2023. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: 04/01/2023).