Sidalcea stipularis
Common Name: Scadden Flat checkerbloom
Family: Malvaceae
Element Code: PDMAL110R0
Full Name: Sidalcea stipularis J.T. Howell & G. True

2008 Virginia Moran
Biology Glossary
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 2
  • Element Occurrence Ranks:
    A B C D X U
    0 0 1 1 0 0
  • Population Status:
    >20 yrs
    <=20 yrs
    1 1
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    2 0 0
Notes Glossary
  • Known from only two occurrences near Grass Valley. One occurrence voluntarily protected by landowner. Threatened by altered hydrology, grazing, mowing, and non-native plants. See Four Seasons 4(4):20-22 (1974) for original description.
  • To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
  • Date Added: 1980-01-01
  • Last Update: 2010-03-15
Location Glossary
  • Elevation: 700 - 730 meters
  • California Endemic: yes
  • States: California
  • California Counties and Islands:   name (code)
    Nevada (NEV)
  • Quads:   name (DWR code) USGS code
    Chicago Park (541B) 39120B8,  Grass Valley (542A) 39121B1
  • Notes:
      Definitions of codes preceding a county and/or quad:
      * Presumed extirpated
      ? Uncertain about distribution or identity
      ?* Uncertain about distribution, but presumed extirpated if once present
      (?) Occurrence confirmed, but possibly extirpated
      Species may be present in other areas where conditions are favorable.
Presumed Extant Presumed Extirpated or Unknown 1126
Links to Leading Resources of Taxon Information
Suggested Citation
CNPS, Rare Plant Program. . Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society, Sacramento, CA. Website [accessed ].

39120B8=Chicago Park (541B) 39120B8;39121B1=Grass Valley (542A) 39121B1