*The database used to provide updates to the Online Inventory is under construction. View updates and changes made since May 2019 here.
Sidalcea covillei
Common Name: Owens Valley checkerbloom
Family: Malvaceae
Element Code: PDMAL11040
Full Name: Sidalcea covillei Greene

1998 Larry Blakely
Biology Glossary
Rarity Status Glossary
Occurrence Data from CDFW
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 43
  • Element Occurrence Ranks:
    A B C D X U
    1 25 10 3 3 1
  • Population Status:
    >20 yrs
    <=20 yrs
    15 28
  • Presence:
    Present Extant Possibly Extirpated Presumed Extirpated
    40 1 2
Notes Glossary
  • Threatened by development, lowering of water table, non-native plants, grazing, and meadow succession. See Cybele Columbiana 1:35 (1914) for original description, and Fremontia 5(4):34-35 (1978), 6(3):26-27 (1978), and 8(4):16 (1981) for discussion of threats.
  • To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
  • Date Added: 1974-01-01
  • Last Update: 2015-07-24
Location Glossary
  • Elevation: 1095 - 1415 meters
  • California Endemic: yes
  • Other States:
  • California Counties and Islands:   name (code)
    Inyo (INY)
  • Quads:   name (DWR code) USGS code
    Haiwee Reservoirs (305B)* 3611728,  Olancha (329D) 3611831,  Union Wash (351A)* 3611861,  Manzanar (351B) 3611862,  Mt. Langley (351C) 3611852,  Lone Pine (351D) 3611851,  Independence (372C) 3611872,  Big Pine (393A) 3711823,  Fish Springs (393D) 3711813,  Laws (413A) 3711843,  Fish Slough (413B) 3711844,  Bishop (413C) 3711834,  Poleta Canyon (413D) 3711833,  Rovana (414A) 3711845,  Mount Tom (414C) 3711836
  • 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. This data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant Presumed Extirpated or Unknown 1470
Links to Leading Resources of Taxon Information
Suggested Citation
California Native Plant Society, Rare Plant Program. . Inventory of Rare and Endangered Plants of California (online edition, v8-03). Website http://www.rareplants.cnps.org [accessed ].

3611728=Haiwee Reservoirs (305B)* 3611728;3611831=Olancha (329D) 3611831;3611861=Union Wash (351A)* 3611861;3611862=Manzanar (351B) 3611862;3611852=Mt. Langley (351C) 3611852;3611851=Lone Pine (351D) 3611851;3611872=Independence (372C) 3611872;3711823=Big Pine (393A) 3711823;3711813=Fish Springs (393D) 3711813;3711843=Laws (413A) 3711843;3711844=Fish Slough (413B) 3711844;3711834=Bishop (413C) 3711834;3711833=Poleta Canyon (413D) 3711833;3711845=Rovana (414A) 3711845;3711836=Mount Tom (414C) 3711836