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Lepidium fremontii  S. Watson
Desert alysum,   Desert pepper grass,   Desert pepperweed
© 2010 Steve Matson
© 2015 Steve Matson
© 2011 Steve Matson
© 2015 Steve Matson
© 2019 Matt Berger
© 2011 Steve Matson
© 2022 Mike Russler
© 2022 Mike Russler
© 2022 Steve Matson
© 2022 Steve Matson
© 2020 Jacob Smith
© 2025 Mike Russler
© 2025 Mike Russler
© 2025 Mike Russler
© 2019 Matt Berger
© 2019 Matt Berger
© 2020 Liz Block
© 2022 Steve Matson
© 2022 Steve Matson
© 2022 Steve Matson
© 2020 Jacob Smith
© 2015 Steve Matson
© 2015 Steve Matson
© 2015 Steve Matson
© 2015 Steve Matson
© 2015 Steve Matson
© 2015 Steve Matson
© 2011 Steve Matson
© 2011 Steve Matson
© 2022 Steve Matson
© 2022 Steve Matson
© 2015 Keir Morse
Lepidium fremontii is a perennial herb that is native to California, and also found elsewhere in 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
DJJJASONAFMM

Bloom Period
Genus: Lepidium
Family: Brassicaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Communities: Creosote Bush Scrub, Joshua Tree Woodland
Name Status:
Accepted by JEF + PLANTS + POWO

Alternate Names:
JEFLepidium fremontii var. fremontii
JEFLepidium fremontii var. stipitatum
Information about  Lepidium fremontii from other sources
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora

USDA PLANTS Profile (LEFR2)

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: 03/28/2025).