Article: Lower Devonian (Dittonian) plants from the Welsh Borderland
Fertile specimens of Zosterophyllum Penhallow. Salopella gen. nov. (assigned to the Rhyniaceae). and Prototaxites Dawson are described from the upper group of the Ditton Series (Lower Devonian, approximately late Gedinnian or lower Siegenian of Europe) of Shropshire. Spores have been isolated from Salopella gen. nov., oval and fusiform carbonaceous masses, and from the matrix.