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Distribution by County   10044    
Lemna minuta  Kunth
Least duckweed
Lemna minuta is a perennial herb that is native to California.
Record Count by County

Alameda: 6 Marin: 17 Sacramento: 3 Solano: 3
Butte: 22 Mariposa: 1 San Benito: 4 Sonoma: 20
Colusa: 5 Mendocino: 3 San Bernardino: 14 Stanislaus: 1
Contra Costa: 8 Merced: 1 San Diego: 42 Sutter: 3
El Dorado: 4 Modoc: 5 San Francisco: 9 Tehama: 6
Fresno: 5 Mono: 10 San Joaquin: 5 Trinity: 3
Glenn: 2 Monterey: 22 San Luis Obispo: 73 Tulare: 1
Inyo: 4 Napa: 3 San Mateo: 14 Ventura: 13
Kern: 3 Nevada: 10 Santa Barbara: 25 Yolo: 1
Lake: 2 Orange: 46 Santa Clara: 2 Yuba: 1
Lassen: 8 Placer: 4 Santa Cruz: 14
Los Angeles: 10 Plumas: 11 Sierra: 14
Madera: 5 Riverside: 11 Siskiyou: 6

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]. 2026. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 03/15/2026).