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Kethods and Materials
Locality and Stratigraphy
3 other sections not shown
Ananiev approximately attachment axes axis base bulbous Calamophyton carbonized chlupaci Cladoxylaceae Cladoxylales Cladoxylopsida cm long considered Pseudosporochnus correlation degaging described Devonian floras distal eastern Hew York erianus evident ferns fertile fronds fertile material Figure flattened forked fossil fragments Frasnian genera genus Geol Gilboa Givetian Goldring Grierson and Banks Hamilton Group Kiddle Devonian Krausel and Ueyland Krejcii Stur Leclercq and Banks Leclercq and Lele nests of sclereids Obrhel order branch Fig paleobotany parenchyma partially exposed branch peripheral loops Pietzchia pinnae plates of xylem polystelic portion Potonie primaevum Pseudosporochnus nodosus Pseudosporochnus verticillatus Psilophytales psilophytes rachis recurved tips reported Riverside Quarry rock matrix rock surface scalariform Schoharie Schoharie Creek Schoharie Reservoir sclereids second immersion second order branches seed ferns species specimen of Pseudosporochnus spirally arranged sporangia sporangium sporochnus steles stem sterile stumps successive dichotomies terminal tracheids Transverse section Upper Devonian vascular Vegetative fronds Vesdre Xenocladia xylem arms xylem strands xylen