Pteridospermae group Pteridospermae Pteridospermaphyta group Pteridospermaphyta
pteridospermae%1:20:00:: group_pteridospermae%1:20:00:: pteridospermaphyta%1:20:00:: group_pteridospermaphyta%1:20:00::
used in some classification systems: a group of extinct fossil gymnosperms coextensive with the order Cycadofilicales