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 © 2014-2022

IDNAME urn:idName:ifpni.org:species:E835D1A9-D294-0E64-1815-C3BF5298EB27 species
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Quercus praedelavayi

Quercus praedelavayi Y.-W. Xing, Z.-K. Zhou in Y.-W. Xing, J.-J. Hu, F.M.B. Jacques, Li Wang, Su, Y.-J. Huang, Y.-S. Liu, Z.-K. Zhou Rev. Palaeobot. Palynol., 193: 102. 4 Mar 2013
Name
Quercus praedelavayi
Rank
Species
Generic Name
[Genus] Quercus
Authors (Name)
Xing Y.-W. Zhou Z.-K.  
Authors (Pub.)
Xing Y.-W. Hu J.-J. Jacques F. M. B. Wang L. Su T. Huang Y.-J. Liu Y.-S. Zhou Z.-K.  
Publication
A new Quercus species from the upper Miocene of southwestern China and its ecological significance [2013/3]
Journal
Review of Palaeobotany and Palynology
Volume
193
Page number
102
Year
2013
Fossil Status
leaves
Stratigraphy
Miocene
Strat. comment
Xiaolongtan Formation
Location
Xianfeng coalmine, about 60 km north of Kunming, Yunnan Province, China
Latitude/Longitude
25:25′N
102:51′E
Paleoregion
Eurasia (China)
Data for Holotypus
Repository
Palaeoecological Laboratory, Key Laboratory of Tropical Forest Ecology, Xishuangbanna Tropical Botanical Garden, CAS, Mengla, China
Repository Number
HLT 450 A, B (counterparts) (Plate I, 1, 2; Plate II, 1); slide No. HLT 450A-adaxial (Plate III, 1), HLT 450A-abaxial (Plate III, 2–5).
Data for Paratypus
Repository
Palaeoecological Laboratory, Key Laboratory of Tropical Forest Ecology, Xishuangbanna Tropical Botanical Garden, CAS, Mengla, China
Repository Number
HLT003 A, B
Diagnosis
Leaves ovate or obovate, coriaceous, symmetrical, apex shape acuminate without drip tip, base shape convex. Leaf serrate, tooth spacing regular, tooth type CC-ST. Primary venation pinnate, midvein straight, robust. Secondaries in the toothed part craspedodromous, secondaries in the entire part camptodromous. Secondary angles to midvein 35°–60°, smoothly increasing proximally, interior secondaries absent. Intercostal tertiaries opposite or alternate percurrent, epimedial tertiaries alternate percurrent. Areolation complete, quadrangular or pentagonal. Free ending veinlets simple without branching. Stomata on abaxial epidermis, anomocytic. Trichome bases unicellular and multicellular.

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