Edwardsiphyton
Edwardsiphyton ("Edwards' plant") is a genus of moss fossil from the Middle Ordovician (Darriwilian, 460 million years old) Douglas Lake Member of the Lenoir Limestone from Douglas Dam Tennessee The genus was named in honor of Dianne Edwards, and the epithet refers to the shape of the capsules. Description. "Edwardisphyton" has narrow acutely pointed leaves and recurved capsules. Spores are small and verrucate. Biological affinities. "Edwardsiphyton" is similar to modern mosses such as "Dicranum".