Calflora, a 501c3 non-profit
Distribution by County   11711    
Galium trifidum  L.  ssp. subbiflorum  (Wiegand) Puff
Threepetal bedstraw
Galium trifidum ssp. subbiflorum is a perennial herb that is native to California, and also found elsewhere in western North America.

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]. 2022. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: 12/01/2022).