Calflora, a 501c3 non-profit
Distribution by County   12028    
Sonchus arvensis  L.  ssp. arvensis 
Field sowthistle
Sonchus arvensis ssp. arvensis is a perennial herb that is not native to California.
Record Count by County

Orange: 1 Santa Barbara: 1 Santa Clara: 1

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: 03/27/2023).