Definition of Lyginopteridales
1. Noun. Fossil gymnospermous trees or climbing plants from the Devonian: seed ferns.
Generic synonyms: Plant Order
Group relationships: Class Pteridospermopsida, Pteridospermopsida
Member holonyms: Genus Lyginopteris, Lyginopteris
Lexicographical Neighbors of Lyginopteridales
Literary usage of Lyginopteridales
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Encyclopedia Americana: A Library of Universal Knowledge (1919)
"lyginopteridales. Seed Ferns. This group is only known from fossils of the Paleozoic era. The plants were woody stemmed with secondary thickening, ..."