Definition of Lepidodendrales
: an order of arborescent fossil plants (class Lycopodineae) arising during the Lower Devonian, being a conspicuous floral element throughout the Carboniferous, and being characterized by dichotomous branching both in the formation of the crown and of the thick spreading rootlike supports — see lepidodendraceae
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Origin and Etymology of lepidodendrales
New Latin, from Lepidodendron + -ales
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