Taxon Report

Oenothera californica (S. Watson) S. Watson ssp. eurekensis (Munz & J.C. Roos) W.M. Klein

Eureka Dunes evening-primrose

Print Report

Taxon Summary

Oenothera californica ssp. eurekensis is a synonym of Oenothera avita (W.M. Klein) W.M. Klein ssp. eurekensis (Munz & J.C. Roos) W.M. Klein.

Classification


Scientific Name:	Oenothera californica (S. Watson) S. Watson ssp. eurekensis (Munz & J.C. Roos) W.M. Klein
Common Name:	Eureka Dunes evening-primrose
Family:
Element Code:	PDONA0C071
USDA Plants Symbol:
Synonyms/Other Names:	Oenothera avita (W.M. Klein) W.M. Klein ssp. eurekensis (Munz & J.C. Roos) W.M. Klein

Ecology and Life History


Lifeform:
Blooming Period:
Elevation:	- (-)
General Habitats:
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:
Global Rank:	G4?T2
State Rank:	S2
State List:	CR
Fed List:	FD
Other Status:	SB_CalBG/RSABG
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	3
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	3
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	0

Location


California Endemic: False
California Counties and Islands: Name (Code)

Quads: Name (Quad Code)

Threat List Data from the CNDDB


Threat List Total:	2
EOs with Threat Listed:	Total EOs	% of EOs
	2	67 %
Non-native plant impacts	2	66%
ORV activity	1	33%

Notes




Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 27 January 2025].