Bark Section of Clubmoss Tree
Class Isoetopsida, Order Lepidodendrales, Family Lepidodendraceae
Time: Mississippian (325 million years old)
mm by 60 mm
is the name given to a giant Lycopod or scale tree which formed
an important part of the coal swamps of the late Carboniferous which
grew to heights in excess of 40 meters. The extinct genus of primitive,
vascular plants were related to the Lycopsids (club mosses) and
are sometimes called giant club mosses. They thrived during the
specimen is from a rarely-seen location, and is excellently preserved.
The leaf scars make it easy to see how the name scale tree was derived.
This thick section even allows you to see some of the interior structure
as well (notice the upper right-hand corner and the reverse side).
fossil plant images to enlarge