Used in some classification systems: a group of extinct fossil gymnosperms coextensive with the order Cycadofilicales. Synonyms: group Pteridospermae, group Pteridospermaphyta, Pteridospermae.
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Words linked to "Pteridospermaphyta" : taxon, group Pteridospermae, taxonomic category, taxonomic group, group Pteridospermaphyta |
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