Search Result for "oenothera": 
Wordnet 3.0

NOUN (1)

1. chiefly North American herbs with usually nocturnal flowers;
[syn: Oenothera, genus Oenothera]



WordNet (r) 3.0 (2006):

Oenothera
    n 1: chiefly North American herbs with usually nocturnal flowers
         [syn: Oenothera, genus Oenothera]