noun Date: 1804 any of several dicotyledonous plants of a family (Onagraceae, the evening-primrose family) and especially of the type genus ( Oenothera )
EVENING PRIMROSE
Meaning of EVENING PRIMROSE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012