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Taxon  Report  
Thermopsis californica  S. Watson  var. argentata  (Greene) C. J. Chen & B. L. Turner
Silvery false lupine
Thermopsis californica var. argentata is a perennial herb (rhizomatous) that is native to California, and endemic (limited) to California.
also called Thermopsis macrophylla var. argentata
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
DJJJASONAFMM

Bloom Period
Parent: Thermopsis californica
Genus: Thermopsis
Family: Fabaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Communities: Yellow Pine Forest, Northern Juniper Woodland, Pinyon-Juniper Woodland
Name Status:
Accepted by JEF + PLANTS + POWO
Alternate Names:
JEF + PLANTSThermopsis argentata
PLANTSThermopsis gracilis var. argentata
JEF + PLANTSThermopsis macrophylla var. argentata
Information about  Thermopsis californica var. argentata from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (THCAA)

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: 05/13/2025).