Calflora, a 501c3 non-profit
Distribution by County   5736    
Myriophyllum hippuroides  Torr. & A. Gray
Milfoil,   Western milfoil,   Western watermilfoil
Myriophyllum hippuroides is a perennial herb (aquatic) that is native to California, and also found elsewhere in North America and beyond.
Record Count by County

Butte: 3 Lake: 11 San Bernardino: 1 Ventura: 1
Colusa: 2 Marin: 4 San Francisco: 1 Yolo: 1
Fresno: 1 Merced: 1 Sonoma: 6
Glenn: 1 Napa: 1 Trinity: 1
Humboldt: 4 Plumas: 5 Tulare: 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: 11/21/2024).