This group of stems has been separated by writers on fossil botany into several genera, as Bothrodendron, Ulodendron, &c.[21] In some of these the scars are five inches in diameter.
[21] See Dr. Buckland's Bridgewater Essay, plate 56.
There are many fine examples of these fossils in the British Museum.
Plate XXVI.
PLATE XXVI.
"Lepidodendron, or Scaly-tree."