Calflora, a 501c3 non-profit
Distribution by County   4381    
Isoetes nuttallii  A. Braun ex Engelm.
Nuttall's quillwort
Isoetes nuttallii is a lycophyte that is native to California, and also found elsewhere in western North America.
Record Count by County

Amador: 1 Marin: 25 San Diego: 3 Stanislaus: 1
Butte: 70 Mariposa: 9 San Francisco: 5 Sutter: 3
Calaveras: 4 Mendocino: 11 San Luis Obispo: 18 Tehama: 17
El Dorado: 21 Merced: 1 San Mateo: 8 Trinity: 2
Fresno: 8 Monterey: 19 Santa Clara: 3 Tulare: 8
Humboldt: 1 Napa: 16 Santa Cruz: 12 Tuolumne: 12
Lake: 1 Nevada: 6 Shasta: 14 Yuba: 10
Lassen: 10 Placer: 1 Sierra: 6
Los Angeles: 1 Plumas: 1 Solano: 3
Madera: 1 Sacramento: 8 Sonoma: 11

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: 12/11/2024).