Calflora
Taxon  Report   747    
Asclepias fascicularis  Decne.
Mexican whorled milkweed,  Narrow leaf milkweed
Asclepias fascicularis, a dicot, is a perennial herb that is native to California, is also found outside of California, but is confined to western North America.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial

Bloom Period
Family: APOCYNACEAE  
Genus: Asclepias

Toxicity: MINOR, DERMATITIS

Wetlands: Equally likely to occur in wetlands and non wetlands

Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Foothill Woodland, Chaparral, Valley Grassland, (many plant communities), wetland-riparian

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Asclepias mexicana
More information about  Asclepias fascicularis
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora

USDA PLANTS Profile (ASFA)


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]. 2020. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Jul 13, 2020).