Lyginopteridales

from WordNet (r) 3.0 (2006)

Lyginopteridales
    n 1: fossil gymnospermous trees or climbing plants from the
         Devonian: seed ferns [syn: {Cycadofilicales}, {order
         Cycadofilicales}, {Lyginopteridales}, {order
         Lyginopteridales}]

from The Collaborative International Dictionary of English v.0.48

Lyginopteridales \Lyginopteridales\ n.
   An order of fossil gymnospermous trees or climbing plants
   from the Devonian: the seed ferns.

   Syn: Cycadofilicales, order {Cycadofilicales}, order
        {Lyginopteridales}.
        [WordNet 1.5]

[email protected]