- genus Oenothera
- nounchiefly North American herbs with usually nocturnal flowers• Syn: ↑Oenothera• Hypernyms: ↑dicot genus, ↑magnoliopsid genus• Member Holonyms: ↑Onagraceae, ↑family Onagraceae, ↑evening-primrose family
Useful english dictionary. 2012.