Species Details

Boechera yorkii

Last Chance rockcress

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Scientific Name:
Boechera yorkii S. Boyd
Common Name:
Last Chance rockcress
Family: Brassicaceae
Element Code: PDBRA40010
USDA Plants Symbol:
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: May
Elevation:
2220 - 2410 meters
7285 - 7905 feet
General Habitat:
  • Great Basin scrub
  • Pinyon and juniper woodland
General Micro Habitat: rock outcrops, carbonate (dolomite)
Micro Habitat:
  • Carbonate
Notes:
Known from only two occurrences near Last Chance Mountain. Not in The Jepson Manual. See MadroƱo 51(4): 387 (2004) for original description.
Threats:
Taxonomy:
Other:
Total Occurrences: 3
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 3
Occurrence Status:
Historical >20 Years 1
Recent <=20 Years 2
Presence:
Presumed Extant 3
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Inyo (INY)
Quads: Name (Quad Code)
Last Chance Mtn. (3711736), Last Chance Range SE (3711715)
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