List of Quercus species
From Wikipedia, the free encyclopedia.
Genus Quercus
- Subgenus Quercus. Typical oaks. Widespread; acorns not tightly clustered, with scales on acorn cup arranged in spirals.
- Section Quercus (synonym Lepidobalanus). The white oaks. Europe, Asia, north Africa, North America. Styles short; acorns mature in 6 months, sweet or slightly bitter, inside of acorn shell hairless.
- Quercus alba - White oak - eastern North America
- Quercus aliena - Oriental white oak - eastern Asia
- Quercus arizonica - Arizona white oak # - western North America
- Quercus bicolor - Swamp white oak - eastern North America
- Quercus douglasii - Blue oak - western North America
- Quercus emoryi - Emory oak # - western North America
- Quercus faginea - Portuguese oak - Europe
- Quercus gambelii - Gambel oak - western North America
- Quercus garryana - Oregon white oak - western North America
- Quercus ilex - Holm oak # - Europe
- Quercus lobata - Valley oak or California white oak - western North America
- Quercus lyrata - Overcup oak - eastern North America
- Quercus macrocarpa - Bur oak - eastern North America
- Quercus mongolica - Mongolian oak - eastern Asia
- Quercus michauxii - Swamp chestnut oak - eastern North America
- Quercus muehlenbergii - Chinkapin oak - eastern North America
- Quercus oblongifolia - Mexican blue oak # - western North America
- Quercus petraea - Sessile oak - Europe
- Quercus pubescens - Downy Oak - Europe
- Quercus prinus - Chestnut oak - eastern North America
- Quercus robur - English oak - Europe
- Quercus stellata - Post oak - eastern North America
- Quercus turbinella - Shrub live oak # - western North America
- Quercus virginiana - Southern live oak # - eastern North America
Section Mesobalanus. Europe, Asia, north Africa. Styles long; acorns mature in 6 months, bitter, inside of acorn shell hairless (closely related to sect. Quercus and sometimes included in it).
- Quercus dentata - Daimyo oak - eastern Asia
Quercus frainetto - Hungarian oak - Europe
Quercus macranthera - Caucasian oak - western Asia
Quercus pontica - Armenian oak - western Asia
Quercus pyrenaica - Pyreneean oak - Europe
Quercus vulcanica - Vulcani oak - western Asia
Section Cerris. Europe, Asia, north Africa. Styles long; acorns mature in 18 months, very bitter, inside of acorn shell hairless or slightly hairy.
- Quercus acutissima - Sawthorn oak - eastern Asia
Quercus calliprinos - Palestine oak # - western Asia
Quercus cerris - Turkey oak - Europe
Quercus coccifera - Kermes oak # - Europe
Quercus libani - Lebanon oak - western Asia
Quercus macrolepis - Vallonea oak - western Asia
Quercus semecarpifolia - Himalayan oak # - eastern Asia
Quercus suber - Cork oak # - Europe
Quercus trojana - Macedonian oak - Europe
Quercus variabilis - Chinese cork oak - eastern Asia
Section Protobalanus. Southwest USA & northwest Mexico. Styles short, acorns mature in 18 months, very bitter, inside of acorn shell woolly.
- Quercus chrysolepis - Canyon live oak # - western North America
Quercus palmeri - Palmer oak # - western North America
Quercus tomentella - Channel island oak # - western North America
Quercus vacciniifolia - Huckleberry oak # - western North America
Section Lobatae (synonym Erythrobalanus). The red oaks. North, Central & South America. Styles long, acorns mature in 18 months, very bitter, inside of acorn shell woolly.
- Quercus agrifolia - California live oak # - western North America
Quercus canbyi - Canby oak # - Mexico
Quercus coccinea - Scarlet oak - eastern North America
Quercus ellipsoidalis - Northern pin oak - eastern North America
Quercus falcata - Spanish oak, aka southern red oak - eastern North America
Quercus humboldtii - South American Oak # - northern South America
Quercus hypoleucoides - Silverleaf oak # - western North America
Quercus imbricaria - Shingle oak - eastern North America
Quercus incana - Bluejack oak - western North America
Quercus kelloggii - California black oak - western North America
Quercus laevis - American Turkey oak - eastern North America
Quercus laurifolia - Laurel oak # - eastern North America
Quercus marilandica - Blackjack oak - eastern North America
Quercus nigra - Water oak # - eastern North America
Quercus palustris - Pin oak - eastern North America
Quercus phellos - Willow oak - eastern North America
Quercus polymorpha - Coahuila oak # - Mexico
Quercus rhysophylla - Loquat-leaf oak # - Mexico
Quercus rubra - Northern red oak - eastern North America
Quercus shumardii - Shumard oak - eastern North America
Quercus velutina - Black oak - eastern North America
Quercus wislizenii - Interior live oak # - western North America
Subgenus Cyclobalanopsis. Cluster-acorn oaks. A large group of evergreen oaks in east Asia with clustered acorns and the scales on the acorn cups in distinct concrescent rings (see photo, top right on the Quercus main page); often treated as a separate genus Cyclobalanopsis.
- Section Cyclobalanopsis.
- Quercus acuta - Japanese evergreen oak # - eastern Asia
- Quercus glauca - Glaucous-leaf oak # - southeastern Asia
- Quercus kerrii - Kerr's oak # - southeastern Asia
- Quercus myrsinifolia - Bamboo-leaf oak # - eastern Asia
Species with
evergreen foliage are tagged #. Note that evergreen character has evolved on numerous occasions in
Quercus, and does not necessarily indicate that the species concerned are closely related.
- Not yet formatted, and still incomplete
- Quercus acrodonta
- Quercus auricoma
- Quercus grisea - Gray oak
- Quercus harvardii - Sand shinnery oak
- Quercus lanata
- Quercus litseoides
- Quercus pungens - Sandpaper oak
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