pteridosperm 1
noundomain: plant
Princeton WordNet [ver.3.1]
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EnglishDefinition
an extinct seed-producing fernlike plant of the order Cycadofilicales (or group Pteridospermae)
Synonyms
- seed fern 1
an extinct seed-producing fernlike plant of the order Cycadofilicales (or group Pteridospermae)
