Calflora, a 501c3 non-profit
Distribution by County   11969    
Ranunculus aquatilis  L.  var. diffusus  With.
white water butter cup
Ranunculus aquatilis var. diffusus is a perennial herb (aquatic) that is native to California, and also found elsewhere in North America and beyond.

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: 12/04/2022).