SimplePlant

Onagraceae

Hairy evening primrose

Oenothera villosa Thunb.

Family
Onagraceae
Genus
Oenothera

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Hairy evening primrose: The erect growth habit branching mostly from the base is characteristic. So is the roadside habitat. Epilobium angustifolium (fireweed) also of the Onagraceae s
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons

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Common names

By language (4)
Arabic
أخدرية برية
Chinese
长毛月见草
English
Hairy evening primrose, Hairy evening-primrose, Evening primrose, Hairy eveningprimrose
German
Behaarte Nachtkerze

Synonyms

  • Oenothera villosa var. villosa

Characteristics

Growth habit
Forb/herb
Lifespan
Biennial, Perennial
In the US and Canada
Canada: native, Lower 48 states: native, St. Pierre and Miquelon: native

Photos

More in Oenothera

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.