pteridospermopsida

Noun pteridospermopsida has 1 sense

• pteridospermopsida(n = noun.plant) class pteridospermopsida - extinct gymnosperms most of Carboniferous to Jurassic: seed ferns and allies;
is a kind of class
is a member of class gymnospermae, division gymnospermophyta, gymnospermae, gymnospermophyta