Clarkia borealis ssp. arida
Common Name: Shasta clarkia
Family: Onagraceae
Synonyms:
Element Code: PDONA05061
Full Name: Clarkia borealis E. Small ssp. arida E. Small
USDA PLANTS Symbol: CLBOA

Biology Glossary
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 6
  • Element Occurrence Ranks:
    A B C D X U
    1 1 0 0 0 4
  • Population Status:
    Historic
    >20 yrs
    Recent
    <=20 yrs
    2 4
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    6 0 0
Notes Glossary
  • Known from fewer than 10 occurrences near Shingletown. Very similar to ssp. borealis; study needed. See Canadian Journal of Botany 49:1211-1217 (1971) 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: 490 - 595 meters
  • California Endemic: yes
  • States: California
  • California Counties and Islands:   name (code)
    Shasta (SHA),  Tehama (TEH)
  • Quads:   name (DWR code) USGS code
    Shingletown (627B) 40121D8,  Inskip Hill (627C)? 40121C8,  Oak Run (646A) 40122F1,  Clough Gulch (646D) 40122E1,  Devils Rock (664D) 40122G1
  • 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 493
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 http://www.rareplants.cnps.org [accessed ].
-121.875,40.375

CA
40121D8=Shingletown (627B) 40121D8;40121C8=Inskip Hill (627C)? 40121C8;40122F1=Oak Run (646A) 40122F1;40122E1=Clough Gulch (646D) 40122E1;40122G1=Devils Rock (664D) 40122G1