tillandsia : Idioms & Phrases
genus tillandsia
- 
       noun large genus of epiphytic or terrestrial sparse-rooting tropical plants usually forming dense clumps or pendant masses
       
       
 Tillandsia.
 
WordNet
tillandsia usneoides
- 
       noun dense festoons of greenish-grey hairlike flexuous strands anchored to tree trunks and branches by sparse wiry roots; southeastern United States and West Indies to South America
       
       
 black moss; old man's beard; Spanish moss; long moss.