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Distribution by County   6129    
Pellaea mucronata  (D. C. Eaton) D. C. Eaton  var. mucronata 
Bird's foot fern
Pellaea mucronata var. mucronata is a fern that is native to California, and found only slightly beyond California borders.
Record Count by County

Alameda: 17 Kern: 12 Orange: 26 Santa Cruz: 12
Amador: 8 Lake: 9 Placer: 1 Shasta: 11
Butte: 73 Los Angeles: 96 Plumas: 13 Sonoma: 17
Calaveras: 1 Madera: 2 Riverside: 95 Stanislaus: 5
Colusa: 4 Marin: 33 Sacramento: 3 Sutter: 1
Contra Costa: 23 Mariposa: 21 San Benito: 118 Tehama: 19
El Dorado: 11 Mendocino: 6 San Bernardino: 64 Trinity: 4
Fresno: 31 Merced: 1 San Diego: 374 Tulare: 25
Glenn: 3 Mono: 1 San Luis Obispo: 30 Tuolumne: 21
Humboldt: 3 Monterey: 87 San Mateo: 14 Ventura: 29
Imperial: 5 Napa: 21 Santa Barbara: 22 Yolo: 2
Inyo: 5 Nevada: 4 Santa Clara: 16 Yuba: 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: 08/11/2026).