Calflora, a 501c3 non-profit
Distribution by County   5735    
Myriophyllum aquaticum  (Vell.) Verdc.
Parrot feather watermilfoil,   Parrot's feather,   Parrotfeather
Myriophyllum aquaticum is a perennial herb (aquatic) that is not native to California.
Cal-IPC rating: high
Record Count by County

Alameda: 9 Kings: 10 Placer: 5 Santa Cruz: 2
Butte: 32 Lake: 6 Riverside: 57 Shasta: 10
Colusa: 2 Los Angeles: 10 Sacramento: 8 Solano: 9
Contra Costa: 8 Madera: 6 San Bernardino: 2 Sonoma: 13
Del Norte: 2 Marin: 126 San Diego: 4 Sutter: 10
El Dorado: 2 Mariposa: 3 San Francisco: 10 Tehama: 3
Fresno: 21 Mendocino: 71 San Joaquin: 14 Trinity: 1
Humboldt: 14 Merced: 5 San Luis Obispo: 6 Tulare: 2
Imperial: 127 Monterey: 1 San Mateo: 22 Ventura: 4
Inyo: 2 Napa: 2 Santa Barbara: 1 Yolo: 1
Kern: 1 Nevada: 9 Santa Clara: 2 Yuba: 14

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: 11/23/2024).