Search Result for "petasites": 
Wordnet 3.0

NOUN (1)

1. genus of rhizomatous herbs of north temperate regions: butterbur; sweet coltsfoot;
[syn: Petasites, genus Petasites]



WordNet (r) 3.0 (2006):

Petasites
    n 1: genus of rhizomatous herbs of north temperate regions:
         butterbur; sweet coltsfoot [syn: Petasites, genus
         Petasites]