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Tree Species of the Oak (Quercus) Genus

Picture of an English Oak Tree
Picture of an English Oak Tree, (Quercus robur)
Picture of an English Oak Tree (or Pedunculate Oak), (Quercus robur) outside Warwick Castle, Worcestershire, England
English Oak tree showing Acorn and Leaves 

Oak is the most common name for trees listed in the genus Quercus. There are a few species that exhibit a shrub growth form instead of a tree form. There are both deciduous and evergreen species and some are semi-evergreen. Currently there are approximately 600 different species listed in the Quercus (Oak) genus. The tree name "Oak" is also used for the common names of some species in related genera, especially those listed in the Lithocarpus genus.

Species of the Quercus (Oak) genus are native to many woodlands in the northern hemisphere, from the cold northern forests to tropical Asian Jungles and Central America.

The Oak tree is well known for its reproductive fruit, a nut called an "Acorn", that develops in a cup like structure, a "Cupule". Each acorn contains one seed (rarely two or three) and takes 6 to 18 months to mature, depending on the species.  The flowers are catkins, produced in the spring. Oaks have spirally arranged leaves, with a lobed margin in many species; some have serrated leaves or entire leaves with a smooth margin.

Some evergreen Oak trees (especially certain American Species) are given a grouping common name called "Live Oak". This tree name applies to different species that have an evergreen growth habit, and does not reflect any taxonomic classification group, as these species are distantly related in some cases.
Evergreen Oaks (Live Oaks) are identified in the list below by the Δ symbol.

Facts about the Quercus Genus of Trees
  • Genus Scientific Name = Quercus
  • Genus Common Names = Oak
  • Number of Taxa in the Quercus Genus ≈ Approximately 600
  • List of Oak Hybrids

List of Oak Trees, Quercus Genus - All known species, taxa on Earth, organized by scientific Latin botanical name first and common names second. Evergreen Oaks (Live Oaks) are identified by the Δ symbol.

Scientific Tree Name Common Tree Name Native Location
Quercus acerifolia Maple-leaved Oak or Mapleleaf Oak South Central North America
Quercus acuta Japanese Evergreen Oak Δ Japan, Korea
Quercus acutissima Sawtooth Oak Eastern Asia
Quercus agrifolia Coast Live Oak Δ California, northern Baja California
Quercus agrifolia var. agrifolia California live Oak W. California to Mexico (N. Baja California del Norte)
Quercus agrifolia var. oxyadenia Coastal live Oak W. California to Mexico (N. Baja California del Norte)
Quercus ajoensis Ajo Mountain scrub Oak Arizona, Mexico (N. & C. Baja California)
Quercus alba White Oak Eastern North America
Quercus albicaulis ? Δ China.
Quercus aliena Oriental White Oak Eastern Asia
Quercus alnifolia Golden Oak Δ Cyprus
Quercus argentata ? Δ Malaysia, Indonesia.
Quercus argyrotricha ? Δ Guizhou (China).
Quercus arizonica Arizona White Oak Δ southwestern U.S., nw. Mexico
Quercus arkansana Arkansas Oak SouthEastern North America
Quercus augustinii ? Δ China, Vietnam.
Quercus austrina Bluff Oak, Bastard White Oak SouthEastern North America
Quercus austrocochinchinensis ? Δ China, Vietnam, Thailand.
Quercus austroglauca ? Δ China.
Quercus bella ? Δ China.
Quercus berberidifolia California Scrub Oak Δ California
Quercus bicolor Swamp White Oak Eastern & midwestern North America
Quercus blakei ? Δ China, Vietnam, Laos.
Quercus boyntonii Boynton Sand Post Oak south central North America
Quercus brantii Persian Oak, Brant's Oak south west Asia
Quercus buckleyi Texas Red Oak, Buckley Oak southwestern North America
Quercus calliprinos Palestine Oak Δ southwestern Asia
Quercus camusiae ? Δ China, Vietnam.
Quercus canariensis Mirbeck's Oak or Algerian Oak Δ North Africa & Spain
Quercus canbyi Canby Oak or Mexican Red Oak Δ Mexico
Quercus carmenensis Carmen Oak, Mexican Oak Coahuila and Texas
Quercus castanea ? Δ Mexico
Quercus castaneifolia Chestnut-leaved Oak Caucasus, Iran (Persia)
Quercus cedrosensis Cedros Island Oak Δ Baja California
Quercus cerris Turkey Oak southern Europe, southwestern Asia
Quercus championii ? Δ China, Taiwan.
Quercus chapensis ? Δ China, Vietnam.
Quercus chapmanii Chapman Oak Δ southEastern North America
Quercus chenii Xiao ye li SE. China
Quercus chevalieri ? Δ China, Vietnam.
Quercus chihuahuensis Chihuahua Oak northern Mexico and Texas
Quercus chingsiensis ? Δ China.
Quercus chrysolepis Canyon Live Oak Δ southwestern North America
Quercus chrysolepis var. chrysolepis Canyon live Oak W. Oregon to New Mexico and Mexico (Baja California Norte, NW. Chihuahua)
Quercus chrysolepis var. nana Canyon live Oak W. Oregon to New Mexico and Mexico (Baja California Norte, NW. Chihuahua)
Quercus chungii ? Δ China.
Quercus coccifera Kermes Oak Δ southern Europe, Meditarainian
Quercus cocciferoides ? China (Yunnan, Sichuan)
Quercus cocciferoides var. cocciferoides ? China (Yunnan, Sichuan)
Quercus cocciferoides var. taliensis ? China (Yunnan, Sichuan)
Quercus coccinea Scarlet Oak NC. and Eastern North America
Quercus coccinea var. coccinea Scarlet Oak NC. and Eastern North America
Quercus coccinea var. tuberculata Scarlet Oak NC. and Eastern North America
Quercus copeyensis ? Δ Costa Rica, Panama
Quercus cornelius-mulleri Muller Oak Δ southwestern North America
Quercus costaricensis ? Δ Costa Rica, Panama
Quercus cualensis ? Δ Mexico (Sierra Madre del Sur)
Quercus cubana ? western Cuba
Quercus daimingshanensis ? Δ China.
Quercus dalechampii ? southEastern Europe
Quercus delavayi ? Δ China.
Quercus delicatula ? Δ China.
Quercus dentata Daimyo Oak Eastern Asia
Quercus depressa ? Mexico
Quercus depressipes Davis Mountain Oak Δ Texas
Quercus deserticola ? Δ Mexico
Quercus dilatata Moru Oak Δ Himalayas
Quercus dinghuensis ? Δ China.
Quercus disciformis ? Δ China.
Quercus douglasii Blue Oak California
Quercus dumosa Coastal Sage Scrub Oak Δ southern California
Quercus dumosa var. dumosa Coastal sage scrub Oak California to Mexico (Baja California del Norte)
Quercus dumosa var. elegantula Coastal sage scrub Oak California to Mexico (Baja California del Norte)
Quercus durata Leather Oak Δ California
Quercus durata var. durata Leather Oak California
Quercus durata var. gabrielensis Leather Oak SW. California
Quercus edithiae ? Δ China, Vietnam.
Quercus eduardii ? Mexico
Quercus elevaticostata ? Δ Fujian (China).
Quercus ellipsoidalis Northern Pin Oak Eastern North America
Quercus emoryi Emory Oak Δ southwestern U.S., northern Mexico
Quercus engelmannii Engelmann Oak Δ southwestern California
Quercus faginea Portuguese Oak Δ southwestern Europe
Quercus falcata Southern Red Oak or Spanish Oak southEastern North America
Quercus fleuryi ? Δ China, Vietnam, Laos.
Quercus frainetto Italian Oak or Hungarian Oak southEastern Europe
Quercus furuhjelmi ? Lived in Paleogene times
Quercus fusiformis Texas Live Oak or Plateau Live Oak Δ south central North America
Quercus gambelii Gambel Oak southwestern North America
Quercus gambelii var. bonina Gambel Oak WC. & SC. U.S.A. to N. Mexico
Quercus gambelii var. gambelii Gambel Oak WC. & SC. U.S.A. to N. Mexico
Quercus gambleana ? Δ China, India.
Quercus garryana Oregon White Oak or Garry Oak western North America
Quercus garryana  var. fruticosa Oregon white Oak S. Oregon, NW. California
Quercus garryana  var. garryana Garry Oak W. U.S.A., SW. Canada
Quercus garryana  var. semota Oregon white Oak S. Oregon, California
Quercus gemelliflora ? Δ Malaysia, Indonesia.
Quercus geminata Sand Live Oak Δ southEastern North America
Quercus georgiana Georgia Oak southEastern North America
Quercus gilva ? Δ Japan, Taiwan, China.
Quercus glauca Ring-cupped Oak. Δ From Afghanistan to Japan and Vietnam.
Quercus glaucoides ? Δ Mexico
Quercus graciliformis Chisos Oak Δ Extreme SW North America
Quercus gravesii Chisos Red Oak or Graves Oak Mexico, southwestern North America (Texas)
Quercus grisea Gray Oak Δ south central North America
Quercus havardii Havard Oak, Shinnery Oak, Shin Oak south central North America
Quercus havardii var. havardii Havard Oak NW. Texas, W. Oklahoma, SE. New Mexico
Quercus havardii var. tuckeri Havard Oak NW. Texas, W. Oklahoma, SE. New Mexico
Quercus helferiana ? Δ China, India, Burma/Myanmar, Thailand, Laos, Vietnam.
Quercus hemisphaerica Darlington Oak SE. U.S.A. to Texas
Quercus hemisphaerica var. hemisphaerica Darlington Oak SE. U.S.A. to Texas
Quercus hemisphaerica var. maritima Darlington Oak SE. U.S.A. to Texas
Quercus hinckleyi Hinckley Oak Δ Texas, northwestern Mexico
Quercus hintoniorum ? Δ Mexico
Quercus hirtifolia ? Δ Mexico
Quercus hondae ? Δ Kyūshū (Japan).
Quercus hondurensis Honduras Oak Δ Honduras
Quercus hui ? Δ China.
Quercus humboldtii Andean Oak Δ northern South America (Colombia)
Quercus hypoleucoides Silverleaf Oak Δ southwestern North America
Quercus hypophaea ? Δ Taiwan.
Quercus hypoxantha ? Δ Mexico
Quercus ilex Holly Oak or Holm Oak Δ southern Europe, northwestern Africa
Quercus ilicifolia Bear Oak Eastern North America
Quercus iltisii ? Δ Southern Mexico
Quercus imbricaria Shingle Oak Eastern North America
Quercus incana Bluejack Oak southEastern North America
Quercus infectoria Aleppo Oak, Cyprus Oak southern Europe, southwestern Asia
Quercus inopina Sandhill Oak Δ southEastern North America
Quercus insignis ? Mexico, Belize, Costa Rica, Guatemala, Panama
Quercus intricata Dwarf Oak or Coahuila Scrub Oak Δ two isolated localities in west Texas, northern Mexico
Quercus jenseniana ? Δ China.
Quercus jinpinensis ? Δ China.
Quercus john-tuckeri Tucker's Oak Δ southwestern North America
Quercus kelloggii California Black Oak California, sw. Oregon
Quercus kerrii Kerr's Oak. Δ Vietnam, Thailand, possibly China.
Quercus kiukiangensis ? Δ China.
Quercus kouangsiensis ? Δ China.
Quercus laceyi Lacey Oak Edwards Plateau of Texas, northern Mexico
Quercus laevis Turkey Oak southEastern North America
Quercus lamellosa ? Δ Himalayas.
Quercus lanata Woolly-leaved Oak Δ Himalayas
Quercus laurifolia Laurel Oak Δ southEastern North America
Quercus laurina ? Δ Mexico
Quercus leucotrichophora Banj Oak Δ Himalayas
Quercus libani Lebanon Oak southwestern Asia
Quercus lineata ? Δ Malaysia, Indonesia.
Quercus litoralis ? Δ China.
Quercus litseoides ? Δ China.
Quercus lobata Valley Oak or California White Oak California
Quercus lobbii ? Δ China, India.
Quercus longinux ? Δ Taiwan.
Quercus lowii ? Δ Borneo.
Quercus lungmaiensis ? Δ Yunnan (China).
Quercus lusitanica Gall Oak or Lusitanian Oak Iberia, North Africa
Quercus lyrata Overcup Oak Eastern North America
Quercus macranthera Caucasian Oak or Persian Oak western Asia
Quercus macranthera subsp. macranthera ? Turkey, N. Iran, Transcaucasus
Quercus macranthera subsp. syspirensis ? C. & NC. Turkey, Lebanon
Quercus macrocarpa Bur Oak Eastern and central North America
Quercus macrocarpa var. depressa Bur Oak Minnesota, North Dakota
Quercus macrocarpa var. macrocarpa Bur Oak C. & SE. Canada to Alabama
Quercus macrolepis Vallonea Oak Δ southwestern Asia
Quercus margarettae Runner Oak EC. & SE. U.S.A.
Quercus marilandica Blackjack Oak Eastern North America
Quercus marilandica var. ashei Blackjack Oak C. & E. U.S.A.
Quercus marilandica var. marilandica Blackjack Oak C. & E. U.S.A.
Quercus merrillii ? Δ Sabah and Sarawak (Malaysia), Palawan (Philippines).
Quercus michauxii Swamp Chestnut Oak Eastern North America
Quercus minima Dwarf Live Oak Δ southEastern North America
Quercus mohriana Mohr Oak Δ southwestern North America
Quercus mongolica Mongolian Oak Eastern Asia
Quercus morii ? Δ Taiwan.
Quercus motuoensis ? Δ China.
Quercus muehlenbergii Chinkapin Oak Eastern, central, and southwestern US (West Texas and New Mexico), northern Mexico
Quercus multinervis ? Δ China.
Quercus myrsinifolia Bamboo-leaf Oak. Δ China, Japan, Korea, Laos, Thailand, Vietnam.
Quercus myrtifolia Myrtle Oak Δ southEastern North America
Quercus neglecta ? Δ China, Vietnam.
Quercus nigra Water Oak Δ Eastern North America
Quercus ningangensis ? Δ China.
Quercus oblongifolia Mexican Blue Oak Δ southwestern U.S., nw. Mexico
Quercus obovatifolia ? Δ China.
Quercus oglethorpensis Oglethorpe Oak southEastern North America
Quercus oleoides ? Δ from Costa Rica into Mexico
Quercus oxyodon ? Δ Assam, Myanmar, China, Bhutan, Nepal.
Quercus pachyloma ? Δ China, Taiwan.
Quercus pacifica Channel Island scrub Oak California (Santa Cruz I., Santa Catalina I., Santa Rosa I.)
Quercus pagoda Cherrybark Oak southEastern North America
Quercus palmeri Palmer Oak Δ sw. Oregon, California, western Arizona
Quercus palustris Pin Oak Eastern North America
Quercus parvula Coast Oak or Santa Cruz Island Scrub Oak Δ Santa Cruz Island California
Quercus parvula var. parvula Santa Cruz Island Oak Santa Cruz Island California
Quercus parvula var. shrevei Shreve Oak California
Quercus parvula var. tamalpaisensis Tamalpais Oak California (Mt. Tamalpais Reg.)
Quercus patelliformis ? Δ China.
Quercus peduncularis ? Δ Central America
Quercus pentacycla ? Δ China.
Quercus petraea Durmast Oak or Sessile Oak Europe, Anatolia
Quercus phanera ? Δ China.
Quercus phellos Willow Oak Eastern North America
Quercus poilanei ? Δ China, Vietnam, Thailand.
Quercus polymorpha Netleaf white Oak, Monterrey Oak or Mexican White Oak Δ Mexico and extreme S. Texas
Quercus pontica Armenian Oak western Asia
Quercus prinoides Dwarf Chinkapin Oak Eastern North America
Quercus prinus Chestnut Oak Eastern North America (= Quercus montana)
Quercus pubescens Downy Oak Europe, Anatolia
Quercus pumila Runner Oak or Running Oak Δ southEastern North America
Quercus pungens Pungent Oak or Sandpaper Oak Δ south central North America
Quercus pyrenaica Pyrenean Oak southwestern Europe
Quercus rapurahuensis Talamanca Oak Δ Costa Rica, Panama
Quercus rex ? Δ China, Vietnam, India, Laos, Myanmar.
Quercus rhysophylla Loquat-leaf Oak Δ Mexico
Quercus robur English Oak or Pedunculate Oak Europe, West Asia
Quercus robur subsp. brutia ? S. Italy, W. Balkan Pen.
Quercus robur subsp. imeretina ? W. Caucasus
Quercus robur subsp. pedunculiflora ? NW. Iran, E. & SE. Turkey, Transcaucasus, Krym, Balkan Pen.
Quercus robur subsp. robur ? Europe to Transcaucasus
Quercus robusta Robust Oak Texas (Brewster Co.: Chisos Mts.)
Quercus rubra Northern Red Oak SE. Canada to NC. & E. U.S.A.
Quercus rubra var. ambigua Northern red Oak SE. Canada to NC. & E. U.S.A.
Quercus rubra var. rubra Northern red Oak SE. Canada to NC. & E. U.S.A.
Quercus rugosa Netleaf Oak Δ southwestern U.S., nw. Mexico
Quercus sadleriana Deer Oak Δ sw. Oregon, northern California
Quercus salicifolia ? Δ Mexico
Quercus salicina ? Δ Japan, South Korea.
Quercus sapotifolia ? Δ southern Mexico, Central America
Quercus saravanensis ? Δ China, Laos, Vietnam.
Quercus schottkyana ? Δ China.
Quercus semecarpifolia Brown Oak or Kharshu Oak Δ Himalayas
Quercus semiserrata ? Δ China, Bangladesh, India, Myanmar, Thailand.
Quercus serrata Bao li E. Himalaya, China, Taiwan, Korea (incl. Chenju Do), Japan
Quercus serrata subsp. mongolicoides ? N. Japan
Quercus serrata subsp. serrata ? E. Himalaya, China, Taiwan, Korea (incl. Chenju Do), Japan
Quercus sessilifolia ? Δ Japan, Taiwan, China.
Quercus shumardii Shumard's Oak S. Ontario to C. & E. U.S.A.
Quercus shumardii var. schneckii Schneck Oak Indiana, Illinois, E. Kansas, E. Oklahoma
Quercus shumardii var. shumardii Shumard's Oak S. Ontario to C. & E. U.S.A.
Quercus shumardii var. stenocarpa Shumard's Oak Missouri, Illinois U.S.A
Quercus sichourensis ? Δ Yunnan (China).
Quercus similis Bottomland post Oak E. Texas, SE. U.S.A.
Quercus sinuata Bastard Oak C. & SE. U.S.A. to NE. Mexico
Quercus sinuata var. breviloba Bastard Oak S. Oklahoma to NE. Mexico
Quercus sinuata var. sinuata Bastard Oak SE. U.S.A. to Texas
Quercus stellata Post Oak Eastern North America
Quercus stenophylloides ? Δ Taiwan.
Quercus stewardiana ? Δ China.
Quercus suber Cork Oak Δ southwestern Europe, northwestern Africa
Quercus subhinoidea ? Δ China.
Quercus subsericea ? Δ Malaysia, Indonesia.
Quercus sumatrana ? Δ Indonesia
Quercus tardifolia Lateleaf Oak Δ two small clumps in Chisos Mountains of Texas
Quercus texana Nuttall's Oak or Texas red Oak south central North America (Lower Mississippi River Valley)
Quercus thorelii ? Δ China, Laos, Vietnam.
Quercus tomentella Island Live Oak Δ California offshore islands
Quercus tomentosinervis ? Δ China.
Quercus toumeyi Toumey Oak Δ southwest New Mexico, southEastern Arizona, northern Mexico
Quercus treubiana ? Δ Sumatra, Borneo.
Quercus trojana Macedonian Oak Δ southEastern Europe
Quercus turbinella Shrub Live Oak, Sonoran scrub Oak or Scrub Live Oak Δ southwestern North America
Quercus vacciniifolia Huckleberry Oak Δ southwestern North America
Quercus variabilis Chinese Cork Oak Eastern Asia
Quercus vaseyana Vasey Oak or Sandpaper Oak Δ southwestern North America
Quercus velutina Black Oak or Eastern Black Oak or Dyer's Oak Eastern North America
Quercus viminea Sonoran Oak S. Arizona to N. & W. Mexico
Quercus virginiana Southern Live Oak Δ southEastern North America
Quercus vulcanica Kasnak Oak southwestern Asia
Quercus wislizeni Interior Live Oak Δ California, Mexico (N. Baja California del Norte)
Quercus wislizeni var. frutescens Interior live Oak S. California, Mexico (N. Baja California)
Quercus wislizeni var. wislizeni Interior live Oak California, Mexico (N. Baja California del Norte)
Quercus xalapensis ? Mexico
Quercus xanthotricha ? Δ China, Laos, Vietnam.
Quercus yingjiangensis ? Δ China.

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List of Hybrid Oak Trees

Scientific Name Common Name
Quercus ×acutidens ?
Quercus ×alvordiana Alvord Oak
Quercus ×ashei ?
Quercus ×atlantica ?
Quercus ×beadlei ?
Quercus ×beaumontiana ?
Quercus ×bebbiana ?
Quercus ×beckyae ?
Quercus ×benderi ?
Quercus ×bernardiensis ?
Quercus ×bimundorum ?
Quercus ×blufftonensis ?
Quercus ×brittonii ?
Quercus ×burnetensis ?
Quercus ×bushii ?
Quercus ×byarsii ?
Quercus ×caduca ?
Quercus ×caesariensis ?
Quercus ×capesii ?
Quercus ×cocksii ?
Quercus ×columnaris ?
Quercus ×comptoniae ?
Quercus ×cravenensis ?
Quercus ×deamii ?
Quercus ×demareei ?
Quercus ×discreta ?
Quercus ×diversiloba ?
Quercus ×egglestonii ?
Quercus ×eplingii ?
Quercus ×exacta ?
Quercus ×faxonii ?
Quercus ×fernaldii ?
Quercus ×fernowii ?
Quercus ×filialis ?
Quercus ×fontana ?
Quercus ×ganderi ?
Quercus ×garlandensis ?
Quercus ×giffordii ?
Quercus ×grandidentata ?
Quercus ×guadalupensis ?
Quercus ×harbisonii ?
Quercus ×hastingsii ?
Quercus ×hawkinsiae ?
Quercus ×heterophylla ?
Quercus ×howellii ?
Quercus ×humidicola ?
Quercus ×iana ?
Quercus ×incomita ?
Quercus ×inconstans ?
Quercus ×introgressa ?
Quercus ×jackiana ?
Quercus ×jolonensis ?
Quercus ×joorii ?
Quercus ×leana ?
Quercus ×ludoviciana ?
Quercus ×macdonaldii Macdonald Oak
Quercus ×macnabiana ?
Quercus ×megaleia ?
Quercus ×mellichampii ?
Quercus ×moreha Oracle Oak
Quercus ×moultonensis ?
Quercus ×munzii ?
Quercus ×mutabilis ?
Quercus ×neoi ?
Quercus ×neotharpii ?
Quercus ×nessiana ?
Quercus ×organensis ?
Quercus ×oviedoensis ?
Quercus ×palaeolithicola ?
Quercus ×pauciloba ?
Quercus ×podophylla ?
Quercus ×pseudomargaretta False sand post Oak
Quercus ×rehderi ?
Quercus ×riparia ?
Quercus ×robbinsii ?
Quercus ×rolfsii ?
Quercus ×rudkinii ?
Quercus ×runcinata ?
Quercus ×sargentii ?
Quercus ×saulii ?
Quercus ×schochiana ?
Quercus ×schuettei ?
Quercus ×smallii ?
Quercus ×stelloides ?
Quercus ×sterilis ?
Quercus ×sterretii ?
Quercus ×subconvexa ?
Quercus ×subfalcata ?
Quercus ×subintegra ?
Quercus ×substellata ?
Quercus ×tharpii ?
Quercus ×tottenii ?
Quercus ×townei ?
Quercus ×tridentata ?
Quercus ×vaga ?
Quercus ×venulosa ?
Quercus ×wagneri ?
Quercus ×walteriana ?
Quercus ×willdenowiana ?

 

 

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