Taxon Details

Clarkia xantiana ssp. parviflora

Kern Canyon clarkia

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Taxon Summary:

Clarkia xantiana ssp. parviflora, commonly known as Kern Canyon clarkia, is a annual herb in the Onagraceae that is found only in California. It occurs within Chaparral, Cismontane woodland, Great Basin scrub, and Valley and foothill grassland, growing at elevations from 700 to 3620 meters. Clarkia xantiana ssp. parviflora is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.

Scientific Name:
Clarkia xantiana Gray ssp. parviflora (Eastw.) Lewis & Raven
Common Name:
Kern Canyon clarkia
Family: Onagraceae
Element Code: PDONA05181
USDA Plants Symbol: CLXAP
Synonyms/Other Names:
Name Status: JEF, FNA, POWO,
IPNI, Tropicos
CA Rare Plant Rank: 4.2
Fed List: None
State List: None
Global Rank: G4T3?
State Rank:
S3?
Other Status: SB_CalBG/RSABG
CRPR Changes:
changed from 1B.2 to 4.2 on 2007-08-15
Add Date: 1994-01-01
Date Edited: 2021-11-05
Lifeform: annual herb
Blooming Period: May-Jun
JFMAMJJASOND
Elevation:
700 - 3620 meters
2295 - 11875 feet
General Habitats:
  • Chaparral
  • Cismontane woodland
  • Great Basin scrub
  • Valley and foothill grassland
Microhabitat Details:
Microhabitat:
  • Roadsides (sometimes)
  • Rocky (sometimes)
  • Sandy (often)
  • Slopes
Notes:
Possibly threatened by wind energy development and road widening. See Bulletin of the Torrey Botanical Club 30:492 (1903) for original description, and Madroño 39(3):163-169 (1992) for revised nomenclature.
Threats:
Taxonomy:
Total Occurrences: 21
Element Occurrence Ranks:
A B C D X U
0 0 0 0 1 20
Occurrence Status:
Historical >20 Years 21
Recent <=20 Years 0
Presence:
Presumed Extant 20
Possibly Extirpated 1
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Inyo (INY), Kern (KRN), Los Angeles (LAX), Tulare (TUL)
Quads: Name (Quad Code)
Alta Sierra (3511865), Breckenridge Mtn. (3511845), Cane Canyon (3511852), Coso Junction (3611718), Cross Mountain (3511832), Durrwood Creek (3611814), Fairview (3511884)*, Haiwee Pass (3611821), Kernville (3511874), Lake Isabella North (3511864), Lake Isabella South (3511854), Lamont Peak (3511871), Long Canyon (3611811), Miracle Hot Springs (3511855), Onyx (3511862), Pinyon Mtn. (3511842), Piute Peak (3511844), Reward (3511936), Valyermo (3411747), Walker Pass (3511861), Weldon (3511863), Woolstalf Creek (3511853)
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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