Species Details

Boechera tiehmii

Tiehm's rockcress

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Scientific Name:
Boechera tiehmii (Rollins) Al-Shehbaz
Common Name:
Tiehm's rockcress
Family: Brassicaceae
Element Code: PDBRA06280
USDA Plants Symbol:
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: Jul-Aug
Elevation:
2970 - 3590 meters
9745 - 11780 feet
General Habitat:
  • Alpine boulder and rock field (granitic)
General Micro Habitat:
Micro Habitat:
Notes:
Known in CA from approximately ten occurrences near Tioga Crest. On watch list in NV, where known from two occurrences. See Journal of the Arnold Arboretum 64:496 (1983) for original description.
Threats:
Taxonomy:
Other:
Total Occurrences: 9
Element Occurrence Ranks:
A B C D X U
9 0 0 0 0 0
Occurrence Status:
Historical >20 Years 9
Recent <=20 Years 0
Presence:
Presumed Extant 9
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Nevada (NV)
California Counties and Islands: Name (Code)
Mono (MNO)
Quads: Name (Quad Code)
Dunderberg Peak (3811913), Mount Dana (3711982), Tioga Pass (3711983)
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