The INTERNATIONAL FOSSIL PLANT NAMES INDEX
Global registry of scientific names of fossil organisms covered by the International Code of Nomenclature for Algae, Fungi, and Plants and the International Code of Zoological Nomenclature © 2014-2022

IDNAME urn:idName:ifpni.org:genus:C8D7DFD2-E3BD-A431-D51C-573393073A9A genus
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Psygmophyllodendron

Genus Psygmophyllodendron Naug. Paleontol. J., 41(8): 844. Nov 2007
Name
Psygmophyllodendron
Rank
Genus
Authors (Pub.)
Naugolnykh S. V.  
Publication
Foliar seed-bearing organs of Paleozoic ginkgophytes and the early evolution of the Ginkgoales [2007/11]
Journal
Paleontological Journal
Volume
41
Issue
8
Page number
844
Year
2007
Parent Taxon
[Family] Compsopteridaceae
Fossil Status
stems
Type
Psygmophyllodendron uralense
Diagnosis
Stems up to 8–9 cm (occasionally more than 10 cm) wide, subcylindrical. Cortex bears longitudinal striae, formed by fine, but distinct folds and ribs. There are scars corresponding to places of large leaf stalk attachment. Scars 1 cm wide on average, round, bear small T-shaped scar of conducting tissues, linking stem with leaf petioles.
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