We found 2 definitions of lyginopteridales from 2 different sources.
Noun |
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lyginopteridales - fossil gymnospermous trees or climbing plants from the Devonian: seed ferns | ||
Cycadofilicales, order Cycadofilicales, Lyginopteridales, order Lyginopteridales | ||
plant order the order of plants | ||
class pteridospermopsida, pteridospermopsida extinct gymnosperms most of Carboniferous to Jurassic: seed ferns and allies |