evening primrose

noun

1. a plant, Oenothera biennis, having yellow flowers that open at nightfall.
2. any of various plants of the same or related genera.

evening primrose

noun

1. any onagraceous plant of the genus Oenothera , native to North America but widely cultivated and naturalized, typically having yellow flowers that open in the evening

Word History and Origins

Origin of evening primrose¹

First recorded in 1800–10

Example Sentences

In another locality I might have brought him dwarf cornel, or the houstonia, or wood-sorrel, or the evening-primrose.

From Project Gutenberg