Calflora, a 501c3 non-profit
Distribution by County   2122    
Cirsium congdonii  R. J. Moore & Frankton

(not an active name)
Congdon's thistle,   Rosette thistle
Cirsium congdonii is a perennial herb that is native to California.
Record Count by County

Alpine: 22 Madera: 1 Riverside: 50 Siskiyou: 20
Butte: 2 Mariposa: 1 San Bernardino: 75 Tehama: 4
El Dorado: 25 Modoc: 24 San Diego: 91 Trinity: 3
Fresno: 20 Mono: 127 San Luis Obispo: 18 Tulare: 20
Inyo: 21 Nevada: 47 Santa Barbara: 23 Tuolumne: 11
Kern: 12 Placer: 9 Shasta: 8 Ventura: 9
Lassen: 32 Plumas: 30 Sierra: 14

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: 05/16/2024).