Species Details

Boechera koehleri

Koehler's stipitate rockcress

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Photo of Boechera koehleri
©2019 Dana York
Photo of Boechera koehleri
© 2021 Scot Loring
Photo of Boechera koehleri
©2016 Keir Morse
Scientific Name:
Boechera koehleri (Howell) Al-Shehbaz
Common Name:
Koehler's stipitate rockcress
Family: Brassicaceae
Element Code: PDBRA060Z0
USDA Plants Symbol:
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: (Mar)Apr-Jul
JFMAMJJASOND
Elevation:
155 - 1660 meters
510 - 5445 feet
General Habitats:
  • Chaparral
  • Lower montane coniferous forest
Microhabitat Details:
Microhabitat:
  • Rocky
  • Serpentinite
Notes:
Threats:
On watch list in OR.
Taxonomy:
Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 8 28 %
THREAT LIST:
Erosion/runoff 3 10%
Road/trail construction/maint. 3 10%
Other 2 6%
Foot traffic/trampling 2 6%
ORV activity 1 3%
Total Occurrences: 29
Element Occurrence Ranks:
A B C D X U
4 6 0 0 0 19
Occurrence Status:
Historical >20 Years 18
Recent <=20 Years 11
Presence:
Presumed Extant 29
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Oregon (OR)
California Counties and Islands: Name (Code)
Del Norte (DNT), Siskiyou (SIS)
Quads: Name (Quad Code)
Broken Rib Mtn. (4112386), Devils Punchbowl (4112376), Figurehead Mtn. (4112383), Gasquet (4112378), High Divide (4112481), High Plateau Mtn. (4112388), Hiouchi (4112471), Hurdygurdy Butte (4112377), Kangaroo Mtn. (4112382), Preston Peak (4112375), Shelly Creek Ridge (4112387), Ship Mountain (4112367)
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.
Presumed Extant
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Revised Nomenclature: Novon 13(4):381-391 (2003)
Taxonomic Treatment: Rhodora 43(511):426 (1941)
Species Account: Boechera koehleri profile for potential Species of Conservation Concern evaluation (2018)
Other: USFS Potential Species of Conservation Concern Profile