Herrin Fossil Flora
Filicopsida - Ferns
Pinnae 2
Diplazites unita
Diplazites unita, (Page 4, Figs. 4 and 6. Herrin Roof Shale Flora field guides, ESCONI/Wittry). - A.Young
Diplazites unita, - A.Jansen
A.Young
Crenulopteris subcrenulata
Crenulopteris subcrenulata, (Page 4, Fig. 9. Herrin Roof Shale Flora field guides, ESCONI/Wittry). - A.Young
A.Young
C.Nicchia
Crenulopteris mazoniana (?)
Crenulopteris mazoniana, - A.Jansen
A.Young
S.Gyure