Scale trees and their relatives lived in vast swamps that eventually formed most of the coal that is mined in the Appalachians and Midwestern United States today. Artwork by Mary Parrish in the NMNHÂ Department of Paleobiology.
Scale trees and their relatives lived in vast swamps that eventually formed most of the coal that is mined in the Appalachians and Midwestern United States today. Artwork by Mary Parrish in the NMNHÂ Department of Paleobiology.
