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Sidalcea diploscypha  (Torr. & A. Gray) A. Gray
Fringed checker mallow,   Fringed checkerbloom,   Fringed sidalcea
© 2022 William Lundgren
© 2016 Jennifer Wheeler
© 2021 Cynthia Powell
© 2018 Hannah Aclufi
© 2021 Cynthia Powell
© 2023 Robin Carter-Ervin
© 2015 Tim Miller
© 2024 R.A. Chasey
© 2024 R.A. Chasey
© 2018 James Gonsman
© 2021 Sara Timby
© 2019 Paul Aigner
© 2019 Paul Aigner
© 2018 Hayley Ross
© 2018 Hayley Ross
© 2021 John Rawlings
© 2021 Charles Russell
© null
© 2022 Cynthia Powell
© 2022 Cynthia Powell
© 2022 Cynthia Powell
© 2022 Cynthia Powell
© 2022 BOB CASE
© 2022 BOB CASE
© 2022 BOB CASE
© 2018 Hayley Ross
© 2023 R.A. Chasey
Sidalcea diploscypha is an annual herb that is native to California, and endemic (limited) 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
Genus: Sidalcea
Family: Malvaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Ultramafic affinity: 2.6 - strong indicator

Habitat: slopes

Communities: Northern Oak Woodland, Foothill Woodland, Coastal Prairie, Valley Grassland

Name Status:
Accepted by JEF + PLANTS + POWO

Information about  Sidalcea diploscypha from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (SIDI)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net

[wildflower.org] Bloom Info: Bloom Information Bloom Color: Pink , Purple Bloom Time: Apr , May , Jun Bloom Notes: Pink to purple, often with paler veins, sometimes with darker patch at base of petals. (link added by Mary Ann Machi)


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: 03/31/2025).