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progymnosperm |
Grep of noun progymnosperm progymnosperm Overview of noun progymnosperm The noun progymnosperm has 1 sense (no senses from tagged texts) 1. progymnosperm -- (an ancestral fossil type from which modern gymnosperms are thought to have derived) Overview of noun progymnosperm The noun progymnosperm has 1 sense (no senses from tagged texts) 1. progymnosperm -- (an ancestral fossil type from which modern gymnosperms are thought to have derived)
progymnosperm definition