SimplePlant

Onagraceae

Fourwing evening primrose

Oenothera tetraptera Cav.

Family
Onagraceae
Genus
Oenothera

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Fourwing evening primrose: Oenothera tetraptera , flower; naturalised alien, in grassland (natural), Pretoria National Botanical Garden, Pretoria, Gauteng, South Africa
Photo: SAplants, CC BY-SA 4.0, from Wikimedia Commons

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Common names

By language (5)
Afrikaans
Witaandblom, Witnagblom
Chinese
四翅月見草, 四翅月见草, 椎果月见草
English
Fourwing evening primrose, White evening primrose
Japanese
ツキミソウ, ヨイマチグサ, 月見草
Southern Sotho
Moopeli-o-mosoeu

Synonyms

  • Hartmannia latiflora Rose
  • Hartmannia macrantha Spach
  • Hartmannia tetraptera Small
  • Oenothera candida Dum.Cours.
  • Oenothera capensis hort. ex Steud.
  • Oenothera dubia hort. ex Steud.
  • Oenothera dubia f. latifolia E.H.L.Krause
  • Oenothera latiflora Ser.
  • Oenothera mutabilis Steud.
  • Oenothera tetraptera var. chenopodifolia H.Lév.
  • Oenothera tetraptera var. depauperata H.Lév.
  • Oenothera tetraptera var. immutabilis H.Lév.
  • Oenothera tetraptera var. roseoidea H.Lév.
  • Xylopleurum tetrapterum Raim.

Characteristics

Growth habit
Forb/herb
Lifespan
Annual
In the US and Canada
Lower 48 states: 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.