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 © 2014-2024

IDNAME urn:idName:ifpni.org:genus:F670603D-5F53-4120-BA24-E4B85DCA61EE genus
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Urpicalis

Genus Urpicalis Gerrienne Compt. Rend. Acad. Sci. Paris, Sér. 2, Mécan., Phys., Chim., 314(8): 852. 9 Apr 1992
Name
Urpicalis
Rank
Genus
Authors (Pub.)
Gerrienne P.  
Publication
Les plantes emsiennes de Fooz-Wépion (bord nord du Synclinorium de Dinant, Belgique) II [1992/4]
Journal
Comptes rendus de l'Académie des sciences
Volume
314
Issue
8
Page number
852
Year
1992
Parent Taxon
[Class] Rhacophytopsida
Fossil Status
stems (with sporangia)
Type
Urpicalis steemansii
Diagnosis
Herbaceous plant made of smooth sporangiferous axis systems, isotomously branched, probably borne laterally on wider smooth axes. Distance between two successive isotomies, variable. Sporangiafusiform to oval-elongated, one being often borne at the axil of the isotomy and the others inserted in one row on the adaxial side of the isotomously branched axes. Sporangium orientation parallel to the isotomy bisector.Epidermic cells elongated with tapering ends. Spores and plant anatomy unknown.
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