lyginopteris

from WordNet (r) 3.0 (2006)
Lyginopteris
    n 1: genus of fossil seed ferns of the Carboniferous [syn:
         {Lyginopteris}, {genus Lyginopteris}]
    
from The Collaborative International Dictionary of English v.0.48
Lyginopteris \Lyginopteris\ n.
   A genus of fossil seed ferns of the Carboniferous.

   Syn: genus {Lyginopteris}.
        [WordNet 1.5]
    

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