Taxon Details

Cordylanthus eremicus ssp. kernensis

Kern Plateau bird's-beak

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Taxon Summary:

Cordylanthus eremicus ssp. kernensis, commonly known as Kern Plateau bird's-beak, is a annual herb (hemiparasitic) in the Orobanchaceae that is found only in California. It occurs within Great Basin scrub, Joshua tree "woodland", Pinyon and juniper woodland, and Upper montane coniferous forest, growing at elevations from 1675 to 3000 meters. Cordylanthus eremicus ssp. kernensis is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.

Scientific Name:
Cordylanthus eremicus (Cov. & Mort.) Munz ssp. kernensis Chuang & Heckard
Common Name:
Kern Plateau bird's-beak
Family: Orobanchaceae
Element Code: PDSCR0J043
USDA Plants Symbol: COERK
Synonyms/Other Names:
Name Status: JEF, FNA, POWO,
IPNI, Tropicos
Lifeform: annual herb (hemiparasitic)
Blooming Period: (May)Jul-Sep
JFMAMJJASOND
Elevation:
1675 - 3000 meters
5495 - 9845 feet
General Habitats:
  • Great Basin scrub
  • Joshua tree "woodland"
  • Pinyon and juniper woodland
  • Upper montane coniferous forest
Microhabitat Details:
Microhabitat:
Notes:
Known only from the Kern Plateau region. Possibly threatened by trail maintenance, foot traffic, and vehicles. See Systematic Botany Monographs 10:89-92 (1986) for original description.
Threats:
Taxonomy:
Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 5 36 %
THREAT LIST:
Foot traffic/trampling 2 14%
Recreational use (non-ORV) 2 14%
Road/trail construction/maint. 2 14%
ORV activity 1 7%
Other 1 7%
Total Occurrences: 14
Element Occurrence Ranks:
A B C D X U
1 3 2 1 0 7
Occurrence Status:
Historical >20 Years 8
Recent <=20 Years 6
Presence:
Presumed Extant 14
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Inyo (INY), Kern (KRN), Tulare (TUL)
Quads: Name (Quad Code)
Bonita Meadows (3611813), Breckenridge Mtn. (3511845), Cirque Peak (3611842), Crag Peak (3611812), Haiwee Pass (3611821), Lamont Peak (3511871), Miracle Hot Springs (3511855), Monache Mountain (3611822), Olancha (3611831), Templeton Mtn. (3611832)
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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