Calflora, a 501c3 non-profit
Distribution by County   6814    
Potamogeton illinoensis  Morong
Illinois pondweed,   Pondweed,   Shining pondweed
Potamogeton illinoensis 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]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: 04/12/2024).