Palmoxylon ceroxyloides

Name

Palmoxylon ceroxyloides

Rank

Species

Generic Name

[Genus] Palmoxylon

Authors (Name)

Khan M. A. Hazra T. Bera S.  

Authors (Pub.)

Khan M. A. Hazra M. Mahato S. Spicer R. A. Roy K. Hazra T. Bandopadhaya M. Spicer T. E. V. Bera S.  

Publication

A Cretaceous Gondwana origin of the wax palm subfamily (Ceroxyloideae: Arecaceae) and its paleobiogeographic context [2020/9]

Journal

Review of Palaeobotany and Palynology

Volume

283

Issue

104318

Page number

2

Year

2020

Fossil Status

stems (wood)

Stratigraphy

Maastrichtian

Strat. comment

Deccan Intertrappean

Location

Barga village (N23°13.574′, E080°34.903′; elevation: 564.8 m), Dindori District, Madhya Pradesh, India

Paleoregion

Gondwana (Indostan)

Data for Holotypus

Repository

Palaeobotany and Palynology Laboratory, Department of Botany, Sidho-Kanho-Birsha University, Purulia, India

Repository Number

specimen (SKBU/PPL/B4) and prepared slides (SKBUH/PPL/B4/T1; SKBUH/PPL/B4/T2; SKBUH/PPL/B4/T3; SKBUH/PPL/B4/L1)

Num

pl. 1, 2

Pub.

A Cretaceous Gondwana origin of the wax palm subfamily (Ceroxyloideae: Arecaceae) and its paleobiogeographic context [2020/9]

Diagnosis

Mauritia-type general stem organization; prominent reniform-shaped dorsal fibrous sclerenchyma (dcap) present; 2 to >4 metaxylem vessel elements in each fibrovascular bundles (fvb), vessel end walls oblique, leaf trace bundles (ltbs)with 2–10 small protoxylem vessels; both tabular and radiating parenchyma absent; median sinus round to slightly concave; stegmata absent; fibrous and diminutive fibrovascular bundles absent; lacunar ground tissue; centrifugal differentiation of fibrous part of fvb aswell as zone of transition (TZ) between SZ (sub-cortical zone) and CZ (central zone).