Orontiophyllum austriacum (J.Kvaček et A.Herman) J.Kvaček et S.Y.Sm.
Plant Fossil Names Registry Number: PFN000835
Act LSID: urn:lsid:plantfossilnames.org:act:835
Basionym: Araciphyllites austriacus J.Kvaček et A.Herman
Reference: Kvaček, J. & Smith, S. Y. (2015): Orontiophyllum, a new genus for foliage of fossil Orontioideae (Araceae) from the Cretaceous of central Europe. – Botanical Journal of the Linnean Society 178: 489–500.
Holotype NHMW 1999B0057/0183, Naturhistorisches Museum Wien, Vienna, Austria
Figures: 1, 2
Leaves large, simple; elongate-lanceolate, entire-margined. Apex and base unknown. Venation eucamptodromous, parallel-pinnate. Midrib costa massive, deeply impressed, probably reaching the apex, consisting of numerous vascular bundles. Laterals emerging at low angle from midrib. Parallel venation consisting of three weekly differentiated vein subsets arranged according to the formula BdCdB. Transverse vein sets of two categories, connecting adjacent parallel veins or veins of the same subset (C–C, d–d) being oriented obliquely or perpendicularly. Areoles polygonal-quadrangular, elongate.
Species named after the country of its origin.
Cretaceous, Upper Cretaceous, Campanian
Grünbach am Schneeberg