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

IDNAME urn:idName:ifpni.org:species:0BE2B668-180D-D7B9-14C9-A236250A4489 species
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Qualeoxylon lafila

Qualeoxylon lafila D.W. Woodcock I.A.W.A. J., 45(4): 428. 21 Feb 2024
Name
Qualeoxylon lafila
Rank
Species
Generic Name
[Genus] Qualeoxylon
Authors (Pub.)
Woodcock D. W.  
Publication
Wood of Qualea from the Piedra Chamana in-situ fossil forest (late Middle Eocene, Peru) and the comparative wood anatomy of Vochysiaceae and Myrtaceae [2024/2]
Journal
IAWA Journal
Volume
45
Issue
4
Page number
428
Year
2024
Fossil Status
stems (wood)
Stratigraphy
Bartonian
Strat. comment
Huambos Formation / 39 Mya
Location
Piedra Chamana Fossil Forest, the in-situ assemblage at site SX-05, La Fila, northern Peruvian Andes near Sexi, Cajamarca, Peru
Paleoregion
America (South)
Diagnosis
Wood diffuse porous, nonstoried. Vessels solitary and in multiples of 2–3 and longer, mean tangential diameter 98 μm, with simple perforation plates; intervessel pits alternate, minute to medium, vestured; vessel-ray pits similar in size and shape to intervessel pits. Fibres mostly non-septate. Axial parenchyma irregularly aliform-confluent and banded. Rays mostly 1–3 seriate and homocellular. Crystals in axial parenchyma; silica bodies in rays and axial parenchyma.

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