Pteridospermae — synonyms, definition

1. Pteridospermae (Noun)

3 synonyms
Pteridospermaphyta group Pteridospermae group Pteridospermaphyta
1 definition

Pteridospermae (Noun) — Used in some classification systems: a group of extinct fossil gymnosperms coextensive with the order Cycadofilicales.

3 types of
taxon taxonomic category taxonomic group