Calflora, a 501c3 non-profit
Distribution by County   6813    
Potamogeton gramineus  L.
Grass leaf pondweed,   Grass leaved pondweed,   Variableleaf pondweed
Potamogeton gramineus is a perennial herb (aquatic) that is native to California, and also found elsewhere in North America and beyond.
Record Count by County

Alpine: 1 Madera: 2 Plumas: 6 Tulare: 3
Butte: 12 Mariposa: 4 San Bernardino: 6 Tuolumne: 13
El Dorado: 12 Mendocino: 1 San Mateo: 1 Yolo: 1
Fresno: 7 Mono: 6 Shasta: 3
Inyo: 6 Nevada: 2 Sierra: 3
Lassen: 4 Placer: 1 Siskiyou: 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]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 12/03/2024).