WordNet (r) 3.0 (2006):

Polypodium aureum
    n 1: tropical American fern with brown scaly rhizomes cultivated
         for its large deeply lobed deep bluish-green fronds;
         sometimes placed in genus Polypodium [syn: golden
         polypody, serpent fern, rabbit's-foot fern,
         Phlebodium aureum, Polypodium aureum]