Pteridospermaphyta
plural noun
Pter·i·do·spermaphyta
¦terə(ˌ)dō+
in some classifications
: a group of fossil plants coextensive with the order Cycadofilicales but treated as coordinate with Gymnospermae and Angiospermae
pteridospermaphytic
adjective
¦⸗⸗(ˌ)⸗¦spərmə¦fitik
pteridospermous
adjective
-məs
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Merriam-Webster unabridged
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