Nyssa texana E.W.Berry

Plant Fossil Names Registry Number: PFN000570

Act LSID: urn:lsid:plantfossilnames.org:act:570

Rank: species

Reference: Berry, E. W. (1924): The Middle and Upper Eocene floras of southeastern North America. – Professional Papers, United States Geological Survey 92: 1–199, LXV pls., link

Page of description: 88

Illustrations or figures: pl. XXII, fig. 5

Types

Syntype USNM 38332, National Museum of Natural History, Smithsonian Institution, Washington, D.C., United States
Figures: pl. XXII, fig. 5

Note: Berry (1924: US Geol. Surv. Prof. Pap., 92: 88) based his new species on several specimens, one of them figured on pl. XXII, fig. 5 and refigured by Huegele and Manchester (2019: Int. J. Pl. Sci., 180(7): figs 1A, 3A).

Inventory numbers of the figured specimen according to Huegele and Manchester (2019: Int. J. Pl. Sci., 180(7): 683).

Original diagnosis/description

Stones very large, elliptical in outline, some of them pointed at the distal end, and a few of them at both ends, circular in transverse outline. Length ranges from 2.5 to 3.6 centimeters. Diameter, 1 centimeter to 1.5 centimeters. Longitudinally ribbed with 8 to 10 prominent broad, rounded ridges that are separated by furrows of about the same form and dimensions as the ridges, as a rule more prominent toward, the distal end of the stone. Substance thick and ligneous. This is the largest Nyssa stone known to the writer.

Stratigraphy

Paleogene, Eocene
Yegua fonnation, beneath lignite in bed of CedarCreek

Locality

United States
about 2 miles south of the Texas Southeastern Railroad bridge and about 2 miles southwest of Lufkin, Angelina County, Texas

Plant fossil remain

macro- and meso-fossils-embryophytes except wood

Comments

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