CPC Plant Profile: Keck's Checker-mallow
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Plant Profile

Keck's Checker-mallow (Sidalcea keckii)

Description
  • Global Rank: G2 - Imperiled
  • Legal Status: Federally Endangered
  • Family: Malvaceae
  • State: CA
  • Nature Serve ID: 161316
  • Date Inducted in National Collection: 09/18/2021

slender, hairy, annual herb. Deep pink flowers appear in April to May.

Participating Institutions
Updates
  • 09/01/2020
  • Orthodox Seed Banking

Based on an September 2020 extract of the California Plant Rescue Database, California Botanic Garden holds 3 accessions of Sidalcea keckii in orthodox seed collection. There are as many as 699 seeds of this species in their collection - although some may have been used for curation testing or sent to back up.

  • 08/05/2020
  • Seed Collection

Based on an August 2020 extract of the California Plant Rescue Database, California Botanic Garden has collected 1 seed accessions of Sidalcea keckii from 1 plant occurrences listed in the California Natural Diversity Database. These collections together emcompass an unknown number of maternal plants

  • 01/01/2010

highly threatened due to proposed rezoning of habitat for development, urbanization, agricultural land conversion, and randomly occurring natural environmental events, livestock grazing, fire, insect predation, and disease outbreaks because of the small

  • 01/01/2010

currently occurs only on a single parcel of privately-owned land, 700 acres

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Photos
Nomenclature
Taxon Sidalcea keckii
Authority Wiggins
Family Malvaceae
CPC Number 3978
ITIS 505212
USDA SIKE
Common Names Keck Checker-mallow | Keck Sidalcea | Keck's checkerbloom | Keck's checker-mallow
Associated Scientific Names Sidalcea keckii
Distribution NA
State Rank
State State Rank
California S2
Habitat

Restricted to the serpentine derived clay soils in association with California annual grasslands at two locations near the City of Porterville in Tulare County and Piedras in Fresno County, CA.

Ecological Relationships

Pollinators
Common Name Name in Text Association Type Source InteractionID

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