plural noun
Lep·​i·​do·​den·​dra·​ce·​ae | \ -ˌdenˈdrāsēˌē\

Definition of Lepidodendraceae

: a family of fossil pteridophytic plants (order Lepidodendrales) that are characterized by conspicuous spirally arranged leaf scars on the trunk

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History and Etymology for Lepidodendraceae

New Latin, from Lepidodendron, type genus + -aceae

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