Wordnet 3.0
NOUN (1)
1. 
 genus of South African and Australian herbs or shrubs grown as everlastings; 
 the various Helipterum species are currently in process of being assigned to other genera especially genera Pteropogon and Hyalosperma; 
[syn: Helipterum, genus Helipterum]
WordNet (r) 3.0 (2006):
genus Helipterum
    n 1: genus of South African and Australian herbs or shrubs grown
         as everlastings; the various Helipterum species are
         currently in process of being assigned to other genera
         especially genera Pteropogon and Hyalosperma [syn:
         Helipterum, genus Helipterum]