Calflora Taxon Report
Sidalcea asprella  Greene
Harsh checker mallow
photo on Calflora
2022 BOB CASE
photo on Calflora
2021 Dana York
photo on Calflora
2013 James Gonsman
photo on Calflora
2019 Verna Jigour
photo on Calflora
2021 Robin Carter-Ervin
photo on Calflora
2021 Robin Carter-Ervin
photo on CalPhotos
2007 Dr. Mark S. Brunell
photo on CalPhotos
2007 Dr. Mark S. Brunell
photo on CalPhotos
2007 Dr. Mark S. Brunell
photo on CalPhotos
2008 Keir Morse
Sidalcea asprella is a perennial herb (rhizomatous) that is native to California.
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
Subspecies and Varieties:
Genus: Sidalcea
Family: Malvaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot
Name Status:
Accepted by JEF + PLANTS + POWO
Alternate Names:
PLANTSSidalcea malviflora ssp. asprella
External links:

[wildflower.org] Characteristics, Bloom Info, Habitat: Plant Characteristics Duration: Perennial Habit: Herb , Subshrub Fruit Type: Schizocarp Size Notes: Up to about 4 feet tall. Bloom Information Bloom Color: Pink , Purple Bloom Time: Apr , May , Jun , Jul Bloom Notes: Pink to pale purple with pale veins. Distribution USA: CA , OR Native Habitat: Open woodlands, wet meadow margins, foothill woodlands, conifer forests, sometimes on serpentine. (link added by Mary Ann Machi)

Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

Accessed: