Pteridospermaphyta
ریشه و کاربرد
ریشه
Derived from Greek 'pteris' meaning fern and 'sperma' meaning seed.
مثال
- The Pteridospermaphyta division includes extinct seed ferns.
- Pteridospermaphyta is a group of seed plants that reproduced by seeds unlike ferns.
- The study of Pteridospermaphyta provides insights into the evolution of plants.
ترکیبهای رایج
Extinct Pteridospermaphyta Pteridospermaphyta division Pteridospermaphyta species Pteridospermaphyta fossils
تعریف انگلیسی
noun
- used in some classification systems: a group of extinct fossil gymnosperms coextensive with the order Cycadofilicales