lepidodendrales(n = noun.plant) order lepidodendrales - fossil arborescent plants arising during the early Devonian and conspicuous throughout the Carboniferous;
is a kind of plant order
is a member of class lycopodiate, class lycopsida, lycopodiate, lycopsida
An order of fossil arborescent plants arising during the Lower Devonian and conspicuous throughout the Carboniferous. [WordNet 1.5]