Taxon Details

Oenothera deltoides ssp. julpunensis

Bay Miwok evening primrose

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Taxon Summary:

Oenothera deltoides ssp. julpunensis, commonly known as Bay Miwok evening primrose, is a annual/perennial herb in the Onagraceae that is found only in California. It occurs within Inland dunes, growing at elevations from 5 to 15 meters. Oenothera deltoides ssp. julpunensis is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.

Scientific Name:
Oenothera deltoides Torr. & Frém. ssp. julpunensis S.F. Jones
Common Name:
Bay Miwok evening primrose
Family: Onagraceae
Element Code: PDONA0C0B5
USDA Plants Symbol:
Synonyms/Other Names:
Name Status: JEF, FNA, POWO,
IPNI, Tropicos
Lifeform: annual/perennial herb
Blooming Period: Apr-Jun
JFMAMJJASOND
Elevation:
5 - 15 meters
15 - 50 feet
General Habitats:
  • Inland dunes
Microhabitat Details: Endemic to the loose sandy soils of the eastern edge of the Antioch Dunes sand sheet.
Microhabitat:
  • Openings
  • Sandy
Notes:
Threats:
Threatened by development, urbanization, and agriculture.
Taxonomy:
Populations included in ssp. julpunensis were previously assigned to O. deltoides ssp. cognata or thought to be morphological intergrades (or hybrids) between ssp. cognata and ssp. howellii.
Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Quads: Name (Quad Code)
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.

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Location Data is Forthcoming from the CNDDB
Presumed Extant
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