Calflora, a 501c3 non-profit
Distribution by County   3963    
Grindelia hirsutula  Hook. & Arn.  var. hirsutula 

(not an active name)
Gumweed,   Hairy gumweed
Grindelia hirsutula var. hirsutula is a perennial herb that is native to California, and also found elsewhere in western North America.
Record Count by County

Alameda: 10 Marin: 28 San Luis Obispo: 3 Santa Cruz: 2
Calaveras: 1 Merced: 2 San Mateo: 10 Sonoma: 6
Contra Costa: 2 Napa: 9 Santa Barbara: 1
Los Angeles: 1 San Benito: 3 Santa Clara: 5

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).