The INTERNATIONAL FOSSIL PLANT NAMES INDEX
Global registry of scientific names of fossil organisms covered by the International Code of Nomenclature for Algae, Fungi, and Plants and the International Code of Zoological Nomenclature © 2014-2025

Nomenclatural status
Description lacking (descriptive statement does not satisfy the requirement of Art. 38.1(a) for a “description or diagnosis”) (nomen invalidum)
Illustration lacking analysis in place of a written description or diagnosis (prior to 01.01.1908)

IDNAME urn:idName:ifpni.org:infraspecies:53B5CBB6-391D-E98F-9D5C-B38E9E09BED1 infraspecies

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Pecopteris falcata variabilis

Pecopteris falcata Varietas variabilis Emmons Amer. Geol., (6): 100. 11 May 1857

Name: Pecopteris falcata variabilis
Rank: Varietas
Species: Pecopteris falcata
Authors (Pub.): Emmons E.
Publication: American Geology [1857/5]
Authors (Book): Emmons E.
Book: American Geology
Fascicle: 6
Page number: 100
Year: 1857
Fossil Status: foliage (fertile)
Stratigraphy: Triassic
Location: at Ellington's, North Carolina, USA
Paleoregion: America (North)
Repository Number: ?
Num: 4: 5
Pub.: American Geology [1857/5]

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