Symplocarpus hoffmaniae Bogner, K.R.Johnson, Kvaček et Upchurch

Plant Fossil Names Registry Number: PFN001913

Act LSID: urn:lsid:plantfossilnames.org:act:1913

Authors: J. Bogner, K. R. Johnson, Z. Kvaček & G. R. Upchurch

Rank: species

Reference: Bogner, J., Johnson, K. R., Kvaček, Z. & Upchurch, G. R., Jr. (2007): New fossil leaves of Araceae from the Late Cretaceous and Paleogene of western North America. – Zitteliana, Ser. A 47: 133–147.

Page of description: 140

Illustrations or figures: figs 22–24

Types

Original diagnosis/description

Leaves cordate to subcordate, entire-margined, petiole non-geniculate, venation pinnate, lowermost primary lateral veins condensed, sending admedially large loops forming indistinct submarginal (marginal) vein, higher lateral veins weakly differentiated into two orders, higher order veins forming narrow elongate irregular areoles in several orders parallel to primary laterals, crossveins variously oblique.

Etymology

In honour of Georgia Hoffman, Calgary, Canada, for her long paleobotanical research activities in northwestern North America.

Stratigraphy

Cretaceous, Upper Cretaceous, Maastrichtian
uppermost Maastrichtian
Hell Creek Formation

Locality

United States
Mud Buttes (=Dean Street), Bowman County, North Dakota (loc. DMNH 428; field no. KJ 88102)