Evening primrose

Oenothera tetraptera

  • Evening primrose
  • Evening primrose
  • Flower name
    Evening primrose
  • Scientific name
    Oenothera tetraptera
  • Aliasヨイマチグサ, 月見草, シロバナヨルザキツキミソウ, 白花夜咲月見草, evening primrose, ツキミグサ
  • Place of origin Mexico
  • Place of floweringSpecific area
  • Flowering seasonJune, July, August, September
  • Language of flowersmute devotion,inconstancy

What is Evening primrose

Tsukimisou or Oenothera tetraptera(scientific name: Oenothera tetraptera) is native to Mexico and is a perennial of the Onagraceae that blooms white flowers at night. It begins to bloom from the evening and it gets pink and muffled the next morning. The are Evening primrose which makes yellow flower bloom in the same geneus.

Generic name:Tsukimisou or Oenothera tetraptera, Scientific name: Oenothera tetraptera, aka: Tsukimisou, evening primrose, Flowering color: white (at flowering) → pink (next morning), flowering period: June to September, flowering time: evening to next morning.


  • Eye
    Myrtales
  • Family
    Onagraceae
  • Genus
    Oenothera
  • Species
    O. tetraptera
  • Type of flower
    Radial symmetrical flower
  • Array of flower
    Scattered inflorescence/ umbrella shape
  • Petal shape
    Bell-shaped
  • Leaf type
    lanceolate
  • Edge of the leaf
    All edges
  • Life typeperennial
  • Flower colorsWhite
  • Colors of the leavesGreen
  • Fruit colorGreen
  • Height20.0 ~ 30.0 cm
  • Diameter of flower6.0 ~ 10.0 cm

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