Lepidodendron
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Lepidodendron, from Ancient Greek λεπίς, meaning "scale", and δένδρον, meaning "tree", is an extinct genus of primitive lycopodian vascular plants belonging to the order Lepidodendrales. It is well pr
Lepidodendron reconstrucción
Lepidostrobus, the strobilus of Lepidodendron lycophytes
Reconstruction of Lepidodendron (second from left) compared to a juvenile scale tree (far left) and other Lepidodendrales, which from left to right include Lepidophloios, Synchysidendron, Diaphorodendron and Sigillaria.
Leaf scars shown on a Lepidodendron. The "diamond shape" or scale impressions are common indicators of the leaf scars from Lepidodendron lycophytes.
Isoetes
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Isoetes, commonly known as the quillworts, is a genus of lycopod. It is the only living genus in the family Isoetaceae and order Isoetales. As of 2016, there were about 200 recognized species, with a
Lepidodendron
…of the Permian around 252 million years ago. Sometimes erroneously called "giant club mosses", the genus was actually more closely related to modern quillworts than to modern club mosses. In the form classification system used in paleobotany, Lepidodendron is both used for the whole plant as well as specifically…
Isoetes tegetiformans
Quillwort megasporangia