CPC Plant Profile: Kenwood Marsh Checker-mallow
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Plant Profile

Kenwood Marsh Checker-mallow (Sidalcea oregana ssp. valida)

Description
  • Global Rank: T1 - Critically Imperiled
  • Legal Status: Federally Endangered
  • Family: Malvaceae
  • State: CA
  • Nature Serve ID: 136338
  • Date Inducted in National Collection: 09/18/2021

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

Based on an September 2020 extract of the California Plant Rescue Database, University of California Botanical Garden holds 14 accessions of Sidalcea oregana subsp. valida in orthodox seed collection. We are uncertain as to how many total seeds are in this collection.

  • 09/01/2020
  • Orthodox Seed Banking

Based on an September 2020 extract of the California Plant Rescue Database, California Botanic Garden holds 2 accessions of Sidalcea oregana subsp. valida in orthodox seed collection. There are as many as 5672 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, University of California Botanical Garden has collected 14 seed accessions of Sidalcea oregana subsp. valida from 1 plant occurrences listed in the California Natural Diversity Database. These collections together emcompass an unknown number of maternal plants

  • 01/01/2010

permitted and apparently unauthorized water diversions from the unnamed stream that feeds Kenwood Marsh

  • 01/01/2010

two populations

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Photos
Nomenclature
Taxon Sidalcea oregana ssp. valida
Authority (Greene) C.L. Hitchc.
Family Malvaceae
CPC Number 3982
ITIS 21900
USDA SIORV
Common Names Kenwood Marsh Checker-mallow | Kenwood Marsh checkerbloom
Associated Scientific Names Sidalcea oregana ssp. valida | Sidalcea valida | Sidalcea spicata var. valida
Distribution
State Rank
State State Rank
California S1
Habitat

Ecological Relationships

Pollinators
Common Name Name in Text Association Type Source InteractionID

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