English dictionary
class pteridospermopsida meaning and definition
Definition and meaning of class pteridospermopsida at MeaningMonkey.org. class pteridospermopsida meaning and definition in the English Dictionary.CLASS PTERIDOSPERMOPSIDA noun
Definition of class Pteridospermopsida (noun)
- extinct gymnosperms most of Carboniferous to Jurassic: seed ferns and allies
- synonyms: Pteridospermopsida
Source: Princeton University Wordnet