Onagraceae
Bigfruit evening primrose
Oenothera macrocarpa
- Family
- Onagraceae
- Genus
- Oenothera
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Common names
By language (7)
- Arabic
- أخدرية كبيرة الثمار
- Chinese
- 大果月见草, 密苏里月见草, 长果月见草
- Czech
- Pupalka velkoplodá
- English
- Bigfruit evening primrose, Missouri primrose, Missouri evening primrose, Ozark sundrops
- Finnish
- Isohelokki
- Polish
- Wiesiołek ozdobny, Wiesiołek missouryjski
- Swedish
- Storblommigt nattljus
Synonyms
- Megapterium macrocarpum (Nutt.) R.R.Gates
Flowers
- In flower
- April to June (from 133 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos
FlowerPhoto: mmp133, CC BY 4.0, from iNaturalist 
FlowerPhoto: Chris Stahl, CC BY 4.0, from iNaturalist 
FlowerPhoto: Michelle W. （鍾偉瑋）, CC BY 4.0, from iNaturalist 
FlowerPhoto: Chris Stahl, CC BY 4.0, from iNaturalist 
Photo: askalotl, CC0, from iNaturalist 
Photo: Karl Gruber, CC BY 3.0, from Wikimedia Commons 
Photo: Chérif-Jacques Allali, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Karl Gruber, CC BY 3.0, from Wikimedia Commons 
Photo: masterbarsch, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Karl Gruber, CC BY 3.0, from Wikimedia Commons 
Photo: Attila Takács, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Jared Shorma, CC BY 4.0, from iNaturalist
More in Oenothera
- Common evening primroseOenothera biennisOnagraceae
- Redsepal evening primroseOenothera glaziovianaOnagraceae
- Rose evening primroseOenothera roseaOnagraceae
- Lindheimer's beeblossomOenothera lindheimeriOnagraceae
- Evening primroseOenothera parvifloraOnagraceae
- PinkladiesOenothera speciosaOnagraceae
- Chilean evening primroseOenothera strictaOnagraceae
- Beach evening primroseOenothera drummondiiOnagraceae
- Cutleaf evening primroseOenothera laciniataOnagraceae
- Oakes' evening primroseOenothera oakesianaOnagraceae
- Fourwing evening primroseOenothera tetrapteraOnagraceae
- Oenothera odorataOnagraceae
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.