Calflora, a 501c3 non-profit
Distribution by County   10623    
Limnobium spongia  (Bosc) Rich. ex Steud.
American spongeplant
Limnobium spongia is a perennial herb that is not native to California.
Cal-IPC rating: high

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:   (Accessed: 04/13/2024).