Species Details

Sidalcea malviflora ssp. purpurea

purple-stemmed checkerbloom

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Scientific Name:
Sidalcea malviflora (DC.) Benth. ssp. purpurea Hitchc.
Common Name:
purple-stemmed checkerbloom
Family: Malvaceae
Element Code: PDMAL110FL
USDA Plants Symbol: SIMAP2
Synonyms/Other Names:
Lifeform: perennial rhizomatous herb
Blooming Period: May-Jun
Elevation:
15 - 85 meters
50 - 280 feet
General Habitat:
  • Broadleafed upland forest
  • Coastal prairie
General Micro Habitat:
Micro Habitat:
Notes:
Threatened by development and non-native plants. Does plant occur in MRN Co.? Collection from 485C is intermediate with ssp. malviflora. Need quads for SMT Co. See University of Washington Publications in Biology 18:23 (1957) for original description.
Threats:
Taxonomy:
Other:
Total Occurrences: 19
Element Occurrence Ranks:
A B C D X U
1 2 3 0 0 13
Occurrence Status:
Historical >20 Years 16
Recent <=20 Years 3
Presence:
Presumed Extant 19
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Marin (MRN)?, Mendocino (MEN), Sonoma (SON)
Quads: Name (Quad Code)
Bodega Head (3812331), Cazadero (3812351), Drakes Bay (3812218)?, Duncans Mills (3812341), Elk (3912326), Fort Bragg (3912347), Fort Ross (3812352), Gualala (3812375), Inglenook (3912357), Mallo Pass Creek (3912316), Plantation (3812353), Point Arena (3812386), Saunders Reef (3812376), Stewarts Point (3812364)?, Tomales (3812228), Valley Ford (3812238)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Map

Presumed Extant
Counties   Quads