Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
class Pteridospermopsida | Yes | No | No | No |
Lyginopteridales | Yes | No | No | No |
class Pteridospermopsida (noun) | Lyginopteridales (noun) |
---|---|
extinct gymnosperms most of Carboniferous to Jurassic: seed ferns and allies | fossil gymnospermous trees or climbing plants from the Devonian: seed ferns |