pteridospermae | ||
1. | [ noun ] (biology,botany) used in some classification systems: a group of extinct fossil gymnosperms coextensive with the order Cycadofilicales | |
Synonyms: | Pteridospermaphyta group_Pteridospermaphyta group_Pteridospermae | |
Related terms: | taxonomic_group | |
Similar spelling: |
pteridosperm Pteridaceae pteridophyte Pteridophyta pteridologist |