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Distribution by County   745    
Asclepias eriocarpa  Benth.
Indian milkweed, Kotolo milkweed, Woolypod milkweed
Asclepias eriocarpa is a perennial herb that is native to California, and also found elsewhere in western North America.
Record Count by County

Alameda: 3 Lassen: 1 Placer: 13 Solano: 2
Butte: 84 Los Angeles: 234 Riverside: 119 Sonoma: 1
Colusa: 4 Madera: 2 Sacramento: 3 Stanislaus: 2
El Dorado: 4 Mariposa: 1 San Benito: 16 Sutter: 4
Fresno: 60 Mendocino: 17 San Bernardino: 60 Tehama: 31
Glenn: 1 Merced: 1 San Diego: 173 Trinity: 1
Humboldt: 1 Monterey: 78 San Luis Obispo: 83 Tulare: 38
Kern: 92 Napa: 15 Santa Barbara: 64 Ventura: 72
Kings: 1 Nevada: 10 Santa Clara: 3 Yolo: 7
Lake: 20 Orange: 580 Shasta: 17 Yuba: 5

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: 08/19/2026).