Lepidodendron is the best known genus of the Palaeozoic and is with more than 100 species. It appeared in the Late Devonian, flourished most luxuriantly in the Carboniferous and probably declined during the Late Permian. The Sporophyte of Lepidodendron: The plant is a large tree with stigmarian root-system and a straight trunk, which remains un-branched for […]