Calflora, a 501c3 non-profit
Distribution by County   2823    
Dryopteris arguta  (Kaulf.) Maxon
California wood fern,   Coastal wood fern,   Shield fern
Dryopteris arguta is a fern that is native to California, and also found elsewhere in western North America.
Record Count by County

Alameda: 66 Los Angeles: 432 Riverside: 106 Siskiyou: 1
Alpine: 1 Madera: 3 Sacramento: 5 Solano: 5
Amador: 7 Marin: 281 San Benito: 28 Sonoma: 138
Butte: 107 Mariposa: 76 San Bernardino: 57 Sutter: 4
Calaveras: 2 Mendocino: 36 San Diego: 273 Tehama: 6
Contra Costa: 62 Merced: 1 San Francisco: 19 Trinity: 8
Del Norte: 2 Mono: 3 San Luis Obispo: 113 Tulare: 104
El Dorado: 33 Monterey: 170 San Mateo: 354 Tuolumne: 24
Fresno: 37 Napa: 41 Santa Barbara: 213 Ventura: 112
Humboldt: 23 Nevada: 26 Santa Clara: 151 Yolo: 1
Kern: 20 Orange: 176 Santa Cruz: 133 Yuba: 6
Lake: 12 Placer: 20 Shasta: 6
Lassen: 2 Plumas: 3 Sierra: 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: 11/23/2024).