Herrin Fossil Flora
Filicopsida - Ferns
Pinnae 2
Diplazites unita
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Diplazites unita, (Page 4, Figs. 4 and 6. Herrin Roof Shale Flora field guides, ESCONI/Wittry). - A.Young
A.Young
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A.Young
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A.Young
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M.Angkuw
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A.Young
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Diplazites unita, - A.Jansen
A.Young
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M.Angkuw
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A.Young
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S.Dibblee
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T.Brashers-Krug
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A.Young
Crenulopteris subcrenulata
A.Young
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Crenulopteris subcrenulata, (Page 4, Fig. 9. Herrin Roof Shale Flora field guides, ESCONI/Wittry). - A.Young
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A.Young
C.Nicchia
Crenulopteris mazoniana (?)
Crenulopteris mazoniana, - A.Jansen
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A.Young
A.Young
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A.Young
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Crenulopteris mazoniana. - B.Riegler
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D.Carlson
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A.Young
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S.Gyure