Boechera shockleyi
Common Name: Shockley's rockcress
Family: Brassicaceae
Synonyms: Arabis shockleyi
Element Code: PDBRA061V0
Full Name: Boechera shockleyi (Munz) Dorn

2009 Thomas Stoughton
Biology Glossary
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 58
  • Element Occurrence Ranks:
    A B C D X U
    4 14 3 0 0 37
  • Population Status:
    >20 yrs
    <=20 yrs
    20 38
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    58 0 0
Notes Glossary
  • Threatened by mining and vehicles. See Bulletin of the Southern California Academy of Sciences 31(2):61 (1932) for original description, and Rhodora 43(511):457 (1941) for taxonomic treatment.
  • 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: 2013-06-12
Location Glossary
  • Elevation: 875 - 2310 meters
  • California Endemic: no
  • States: California, Nevada, Utah
  • California Counties and Islands:   name (code)
    Inyo (INY),  Mono (MNO),  San Bernardino (SBD)
  • Quads:   name (DWR code) USGS code
    Rimrock (104A) 34116B5,  Onyx Peak (104B) 34116B6,  Rattlesnake Canyon (130C) 34116C6,  Lucerne Valley (131B) 34116D8,  Fawnskin (131C) 34116C8,  Big Bear City (131D) 34116C7,  Butler Peak (132D) 34117C1,  Panamint Butte (326A) 36117D3,  Last Chance Range SE (390D) 37117A5,  Waucoba Spring (391C) 37117A8,  Cowhorn Valley (392A) 37118B1,  Tinemaha Reservoir (392C) 37118A2,  Waucoba Mtn. (392D) 37118A1,  Last Chance Mtn. (410C) 37117C6,  Westgard Pass (412C) 37118C2,  Deep Springs Lake (412D) 37118C1,  Dyer (431A) 37118F1
  • 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 200
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 ].

34116B5=Rimrock (104A) 34116B5;34116B6=Onyx Peak (104B) 34116B6;34116C6=Rattlesnake Canyon (130C) 34116C6;34116D8=Lucerne Valley (131B) 34116D8;34116C8=Fawnskin (131C) 34116C8;34116C7=Big Bear City (131D) 34116C7;34117C1=Butler Peak (132D) 34117C1;36117D3=Panamint Butte (326A) 36117D3;37117A5=Last Chance Range SE (390D) 37117A5;37117A8=Waucoba Spring (391C) 37117A8;37118B1=Cowhorn Valley (392A) 37118B1;37118A2=Tinemaha Reservoir (392C) 37118A2;37118A1=Waucoba Mtn. (392D) 37118A1;37117C6=Last Chance Mtn. (410C) 37117C6;37118C2=Westgard Pass (412C) 37118C2;37118C1=Deep Springs Lake (412D) 37118C1;37118F1=Dyer (431A) 37118F1