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 © 2014-2024

IDNAME urn:idName:ifpni.org:species:AD8FE791-2C24-4751-BC3D-A7538465CF30 species
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Quercus lakevillensis

Quercus lakevillensis Dorf Publ. Carnegie Inst. Washington, 412: 82. Oct 1930
Name
Quercus lakevillensis
Rank
Species
Generic Name
[Genus] Quercus
Authors (Pub.)
Dorf E.  
Publication
Pliocene floras of California [1930/10]
Journal
Publications of the Carnegie Institution of Washington
Volume
412
Page number
82
Year
1930
Parent Taxon
[Genus] Quercus
Fossil Status
leaves
Stratigraphy
Pliocene
Location
Lakeville, Bennett Valley, and Petrified Forest, California, USA
Paleoregion
America (North)
Data for Not defined
Repository
Museum of Paleontology, University of California, Berkeley, USA
Repository Number
344-347
Diagnosis
Leaves ovate, elliptical to oblong, narrowing abruptly to a rounded or cordate base and to an acutely, or sometimes obtusely, acumin-: ate tip; length from 2.2 to 4 cm.; width from 1.7 to 2.4 cm.; petiole not preserved; midrib stout near the base, gradually becoming slender toward the apex; 4 to 6 pairs of slender secondaries, sub-opposite to alternate, sub-parallel to irregularly spreading, the angle of divergence from the midrib varying from almost 90° near the base to as low as 35° toward the apex; secondaries more widely spaced along the midrib toward the apex, where they tend to branch at about half their length, the branches, as well as the lower secondaries, terminating in the marginal teeth; finer venation quite indistinct, forming an irregular network; margin rarely entire, usually 3 to 6 pairs of lobate teeth, attenuate or . only slightly produced into short spines; texture coriaceous as indicated by the convexity of the leaf and the faint preservation of the finer venation.

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