Search Result：Oenothera biennis
oenothera biennis 
(TTS Sound)
(TTS Sound)Overview of noun oenothera_biennis
The noun oenothera biennis has 1 sense
- common evening primrose, German rampion, Oenothera biennis -- (a coarse biennial of eastern North America with yellow flowers that open in the evening; naturalized in Europe)