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Taxon  Report  
Astragalus insularis  Kellogg  var. harwoodii  Munz & McBurney
Harwood's milk vetch,   Harwood's milkvetch
Astragalus insularis var. harwoodii is an annual herb that is native to California, and also found in Sonora, Mexico and Arizona.
California Rare Plant Rank: 2B.2 (rare, threatened, or endangered in CA; common elsewhere).
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
Observation Search
~168 records in California
yellowone or more occurrences
within a 7.5-minute quadrangle
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Bloom Period
Parent: Astragalus insularis
Genus: Astragalus
Family: Fabaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Toxicity: Do not eat any part of this plant.

Habitat: dunes

Communities: Creosote Bush Scrub

Name Status:
Accepted by JEF + JEF + CNPS + PLANTS + POWO
Alternate Names:
PLANTSAstragalus harwoodii
Information about  Astragalus insularis var. harwoodii from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (ASINH)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 05/23/2025).