Chontrocarpus pachytoichus Leng, Schönenb. et E.M.Friis

Plant Fossil Names Registry Number: PFN002836

Act LSID: urn:lsid:plantfossilnames.org:act:2836

Authors: Q. Leng, J. Schönenberger & E. M. Friis

Rank: species

Genus: Chontrocarpus Leng, Schönenb. et E.M.Friis

Reference: Leng, Q., Schönenberger, J. & Friis, E. M. (2005): Late Cretaceous follicular fruits from southern Sweden with systematic affinities to early diverging eudicots. – Botanical Journal of the Linnean Society 148(4): 377–407.

Page of description: 399

Illustrations or figures: figs 121–128

Name is type for

Types

Original diagnosis/description

Follicle astipitate, narrowly obovate to narrowly ellipsoidal and slightly flattened laterally with the base curved towards the ventral side and rounded apex. Ventral slit extending for the entire length of the follicle and over the topological apex of the follicle. Stigma distinct, double crested, protruding and elliptic at the distal end of the ventral slit. Follicle surface smooth with scattered trichomes and stomata. Follicle wall thick dorsally, thin laterally and ventrally.

Etymology

From Greek referring to the thick follicle wall.

Stratigraphy

Cretaceous, Upper Cretaceous
Late Santonian–Early Campanian

Locality

Sweden
Höganäs AB quarry at Åsen, Scania