Tetrapteris simsonii R.W.Br.

Plant Fossil Names Registry Number: PFN003695

Act LSID: urn:lsid:plantfossilnames.org:act:3695

Author: R. W. Brown

Rank: species

Reference for this name: Brown, R. W. (1940): New species and changes of name in some American fossil floras. – Journal of the Washington Academy of Sciences 30(8): 344–356. Not public

Page of description: 352

Illustrations or figures: 9

Other combinations

Original diagnosis/description

A 4-winged samara resembling a propeller, one of the wings of which is shorter and narrower than the other three. Venation of wings subparallel to flaring near the apex.

Stratigraphy

Paleogene, Eocene
Clarno Formation

Locality

United States
West Branch Creek "Four miles west of Mitchell"