Onagraceae
Biennial beeblossom
Oenothera gaura
- Family
- Onagraceae
- Genus
- Oenothera
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Common names
By language (2)
- Chinese
- 阔果山桃草, 山桃草
- English
- Biennial beeblossom
Synonyms
- Gaura biennis L.
- Gaura biennis var. biennis
- Gaura biennis var. typica Munz
- Gaura pitcheri Picker. ex Torr. & A.Gray
- Gaura pitcheri Small
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Biennial
- In the US and Canada
- Canada: native, Lower 48 states: native
Photos

Photo: Frank Mayfield from Chicago area, USA, CC BY-SA 2.0, from Wikimedia Commons Photo: garethrussell, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Michael Wolf, CC BY-SA 3.0, from Wikimedia Commons Photo: Mrs. C, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Michael Wolf, CC BY-SA 3.0, from Wikimedia Commons Photo: David Hames, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Gzen92, CC BY-SA 4.0, from Wikimedia Commons Photo: David Hardes, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Cbaile19, CC0, from Wikimedia Commons Photo: Connor Wood, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Cbaile19, CC0, from Wikimedia Commons Photo: Jess Epps, CC BY-SA 4.0, from Pl@ntNet via GBIF
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
- Bigfruit evening primroseOenothera macrocarpaOnagraceae
- Cutleaf evening primroseOenothera laciniataOnagraceae
- Oakes' evening primroseOenothera oakesianaOnagraceae
- Fourwing evening primroseOenothera tetrapteraOnagraceae
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.