Calflora
Taxon  Report   11269    
Acmispon americanus  (Nutt.) Rydb.  var. americanus 
American bird's foot trefoil,  Spanish lotus
Acmispon americanus var. americanus, a dicot, is an annual herb that is native to California and and is also found elsewhere in North America and beyond.
also called Lotus purshianus var. purshianus
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: FABACEAE  
Genus: Acmispon
Parent: Acmispon americanus

Wetlands:
Arid West: Occurs in non wetlands
Mountains, Valleys and Coast: Occurs usually in non wetlands, occasionally in wetlands

Habitat: disturbed

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

Name Status:
Accepted by JEF

 Alternate Names:
JEF: Lotus purshianus var. glaber
JEF: Lotus purshianus var. purshianus
More information about  Acmispon americanus var. americanus
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

Search efloras.org (Flora of North America)

Landscape information from Calscape

Photos on PlantID.net   /   Google Images

Consortium of California Herbaria 2

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]. 2021. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Feb 24, 2021).