Calflora, a 501c3 non-profit
Distribution by County   6269    
Petasites frigidus  (L.) Fr.  var. palmatus  (Aiton) Cronquist
Arctic sweet coltsfoot,   Western coltsfoot
Petasites frigidus var. palmatus is a perennial herb that is native to California, and also found elsewhere in North America and beyond.
Record Count by County

Alameda: 1 Marin: 22 Plumas: 4 Siskiyou: 4
Contra Costa: 1 Mendocino: 51 San Benito: 1 Sonoma: 23
Del Norte: 4 Monterey: 41 San Mateo: 22 Tehama: 2
Humboldt: 46 Napa: 6 Santa Clara: 29 Trinity: 7
Lake: 2 Nevada: 1 Santa Cruz: 37

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]. 2025. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 01/30/2025).