Search Result for "genus helianthus":
Wordnet 3.0

NOUN (1)

1. genus of tall erect or branched American annual or perennial herbs with showy flowers: sunflowers; 



WordNet (r) 3.0 (2006):

genus Helianthus
    n 1: genus of tall erect or branched American annual or
         perennial herbs with showy flowers: sunflowers