Quercus
التعريفات والمعاني
== Translingual ==
=== Etymology ===
Borrowed from Latin quercus (“oak”).
=== Proper noun ===
Quercus f
A taxonomic genus within the family Fagaceae – about 500 species of oak trees, native to the Northern Hemisphers.
==== Hypernyms ====
(genus): Eukaryota – superkingdom; Plantae – kingdom; Viridiplantae – subkingdom; Streptophyta – infrakingdom; Embryophyta – superphylum; Tracheophyta – phylum; Spermatophytina – subphylum; angiosperms, eudicots, core eudicots, rosids, fabids – clades; Fagales – order; Fagaceae – family
==== Hyponyms ====
(genus): Quercus subg. Quercus, Quercus subg. Cerris – subgenera
Quercus sect. Quercus, Quercus sect. Ponticae, Quercus sect. Protobalanus, Quercus sect. Lobatae, Quercus sect. Viventes – sections in subg. Quercus; Quercus sect. Cerris, Quercus sect. Ilex, Quercus sect. Cyclobalanopsis – sections in subg. Cerris
Quercus robur (English oak) – type species; Quercus alba (white oak), Quercus bicolor (swamp white oak), Quercus cerris (Turkey oak), Quercus coccifera (kermes oak), Quercus coccinea (scarlet oak), Quercus faginea (Portuguese oak), Quercus frainetto (Hungarian oak, Italian oak), Quercus ilex (holm oak), Quercus petraea (durmast oak, sessile oak), Quercus palustris (pin oak), Quercus rubra (northern red oak), Quercus suber (cork oak), Quercus trojana (Macedonian oak) – selected species. For more see List of Quercus species on Wikipedia.Wikipedia
==== Derived terms ====
quercetin
quercin
quercitol
quercitrin
=== References ===
Quercus on Wikipedia.Wikipedia
Quercus on Wikispecies.Wikispecies
Category:Quercus on Wikimedia Commons.Wikimedia Commons
Quercus at Plants of the World Online
Quercus at USDA Plants database