Taxon Details

Clarkia amoena ssp. whitneyi

Whitney's farewell-to-spring

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Taxon Summary:

Clarkia amoena ssp. whitneyi, commonly known as Whitney's farewell-to-spring, is a annual herb in the Onagraceae that is found only in California. It occurs within Coastal bluff scrub, and Coastal scrub, growing at elevations from 10 to 100 meters. Clarkia amoena ssp. whitneyi is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.

Scientific Name:
Clarkia amoena (Lehm.) Nels. & Macbr. ssp. whitneyi (Gray) Lewis & Lewis
Common Name:
Whitney's farewell-to-spring
Family: Onagraceae
Element Code: PDONA05025
USDA Plants Symbol: CLAMW
Synonyms/Other Names:
Name Status: JEF, FNA, POWO,
IPNI, Tropicos
Lifeform: annual herb
Blooming Period: Jun-Aug
JFMAMJJASOND
Elevation:
10 - 100 meters
35 - 330 feet
General Habitats:
  • Coastal bluff scrub
  • Coastal scrub
Microhabitat Details:
Microhabitat:
Notes:
See Proceedings of the American Academy of Arts and Sciences 7:340 (1865) for original description.
Threats:
Taxonomy:
Threat List Total: 3
Total EOs % of EOs
EOs with Threat Listed: 3 33 %
THREAT LIST:
Agriculture 1 11%
Development 1 11%
Grazing 1 11%
Total Occurrences: 9
Element Occurrence Ranks:
A B C D X U
0 0 0 0 6 3
Occurrence Status:
Historical >20 Years 8
Recent <=20 Years 1
Presence:
Presumed Extant 3
Possibly Extirpated 5
Presumed Extirpated 1
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Humboldt (HUM), Mendocino (MEN)
Quads: Name (Quad Code)
Fort Bragg (3912347), Fortuna (4012452), Hales Grove (3912377), Inglenook (3912357), Shelter Cove (4012411), Westport (3912367)
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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