BabelNet

bn:00065051n

Noun Concept

seed fern pteridosperm

An extinct seed-producing fernlike plant of the order Cycadofilicales (or group Pteridospermae) WordNet 3.0

Definitions

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Sources

An extinct seed-producing fernlike plant of the order Cycadofilicales (or group Pteridospermae) WordNet 3.0 & Open English WordNet

Any of various extinct gymnosperms, of the division Pteridospermatophyta, resembling ferns, but producing seeds instead of spores. Wiktionary

Gymnosperm of the division Pteridospermatophyta. Wiktionary (translation)

A plant of division Pteridospermatophyta, which had fronds like a fern and naked seeds. Wiktionary

IS A

WordNet 3.0 & Open English WordNet

seed fern, pteridosperm

Wiktionary

pteridosperm, seed fern