Prosopisinoxylon L.C.A.Martínez

Plant Fossil Names Registry Number: PFN003353

Act LSID: urn:lsid:plantfossilnames.org:act:3353

Author: L. C. A. Martínez

Rank: genus

Reference: Martínez, L. C. A. (2010): Prosopisinoxylon anciborae nov. gen. et sp. (Leguminosae, Mimosoideae) from the Late Miocene Chiquimil Formation (Santa María Group), Catamarca, Argentina. – Review of Palaeobotany and Palynology 158(3–4): 262–271., link

Page of description: 264

Type

Original diagnosis/description

Secondary wood, growth rings indistinct. Diffuse porous. Vessels of two distinct diameter classes, small and very large. Vessels circular to oval in outline; solitary, in radial multiples and in clusters. Vessel elements short. Perforation plates simple. Intervessel pits from minute to medium, oval to circular, alternate and vestured. Rays homocellular, procumbent cells, 1–9 seriate (Kribs Homogeneous type II). Axial parenchyma paratracheal vasicentric, aliform and confluent to banded, in longitudinal section in strands and fusiform. Apotracheal parenchyma diffuse, with prismatic crystals in chambered cells and with a single rhomboid crystal per chamber. Fibres with simple pits and thick-walled.

Etymology

The generic name is a combination of Prosopis, after the extant genus, and xylon refers to wood.