Page author: David Giblin
Oenothera elata
Hooker's evening primrose

Distribution: Occurring chiefly east of the Cascades crest in Washington; Washington to California, east to the Rocky Mountains and southern Great Plains in the U.S.

Habitat: Sagebrush hills to mid elevations in the mountains, generally where moist.

Flowers: June-September

Origin: Native

Growth Duration: Biennial, Perennial

Conservation Status: Not of concern

Pollination: Bees, moths


[none provided]

Accepted Name:
Oenothera elata Kunth
Publication: Nova Genera et Species Plantarum (quarto ed.) 6: 90. 1823.

Synonyms & Misapplications:
Oenothera elata Kunth ssp. hirsutissima (A. Gray ex S. Watson) W. Dietr. [JPM]
Oenothera hookeri Torr. & A. Gray [HC]
Oenothera hookeri Torr. & A. Gray ssp. grisea (Bartlett) Munz
Oenothera hookeri Torr. & A. Gray ssp. venusta (Bartlett) Munz
Oenothera hookeri Torr. & A. Gray var. angustifolia R.R. Gates [HC]
Oenothera hookeri Torr. & A. Gray var. ornata (A. Nelson) Munz [HC]
Oenothera ornata (A. Nelson) Rydb.
Additional Resources:

PNW Herbaria: Specimen records of Oenothera elata in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Oenothera elata checklist entry

OregonFlora: Oenothera elata information

E-Flora BC: Oenothera elata atlas page

CalPhotos: Oenothera elata photos

11 photographs:
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