The Collaborative International Dictionary of English v.0.48:

Woodwardia \Wood*war"di*a\, n. [NL. After Thomas J. Woodward, an
   English botanist.] (Bot.)
   A genus of ferns, one species of which (Woodwardia
   radicans) is a showy plant in California, the Azores, etc.
   [1913 Webster] Wood-wax
   Wood-wash

WordNet (r) 3.0 (2006):

Woodwardia
    n 1: in some classification systems placed in family
         Polypodiaceae: chain ferns [syn: Woodwardia, genus
         Woodwardia]