Editing Beech (section)

===Fossil species===
Numerous species have been named globally from the fossil record spanning from the [[Cretaceous]] to the [[Pleistocene]].<ref name="IFPNI-2023">{{cite web |url=http://ifpni.org/genus.htm?id=3EE9EA96-C4DC-4621-B6EB-697227CF797B |website=The International Fossil Plant Names Index |title=''Fagus'' |accessdate=6 Feb 2023}}</ref> 
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*†''[[Fagus aburatoensis]]'' {{small|Tanai, 1951}}<ref name="Tanai-1952">{{cite journal |last1=Tanai |first1=T. |title=Des fossiles végétaux dans le bassin houiller de Nishitagawa, Préfecture de Yamagata, Japon |journal=Japanese Journal of Geology and Geography |volume=22 |pages=119–135}}</ref> 
*†''[[Fagus alnitifolia]]'' {{small|[[Arthur Hollick|Hollick]]}}<ref name="Brown-1937">{{cite report |last1=Brown |first1=R. W. |year=1937 |title=Additions to some fossil floras of the Western United States |series=Professional Paper |publisher=United States Geological Survey |volume=186 |pages=163–206 |doi=10.3133/pp186J |url=https://pubs.usgs.gov/pp/0186j/report.pdf}}</ref>
*†''[[Fagus altaensis]]'' {{small|Kornilova & Rajushkina, 1979}}
*†''[[Fagus ambigua]]'' {{small|(Massalongo) Massalongo, 1853}}
*†''[[Fagus angusta]]'' {{small|Andreánszky, 1959}}
*†''[[Fagus antipofii]]'' {{small|Heer, 1858}}
*†''[[Fagus aperta]]'' {{small|Andreánszky, 1959}}
*†''[[Fagus arduinorum]]'' {{small|Massalongo, 1858}}
*†''[[Fagus aspera (Berry) Brown|Fagus aspera]]'' {{small|(Berry) Brown, 1944}}
*†''[[Fagus aspera (Chelebaeva)|Fagus aspera]]'' {{small|Chelebaeva, 2005}} (jr homonym)
*†''[[Fagus atlantica]]'' {{small|Unger, 1847}}
*†''[[Fagus attenuata]]'' {{small|Göppert, 1855}}
*†''[[Fagus aurelianii]]'' {{small|Marion & Laurent, 1895}}
*†''[[Fagus australis]]'' {{small|Oliver, 1936}}
*†''[[Fagus betulifolia]]'' {{small|Massalongo, 1858}}
*†''[[Fagus bonnevillensis]]'' {{small|Chaney, 1920}}
*†''[[Fagus castaneifolia]]'' {{small|Unger, 1847}}
*†''[[Fagus celastrifolia]]'' {{small|Ettingshausen, 1887}}
*†''[[Fagus ceretana]]'' {{small|(Rérolle) Saporta, 1892}}
*†''[[Fagus chamaephegos]]'' {{small|Unger, 1861}}
*†''[[Fagus chankaica]]'' {{small|Alexeenko, 1977}}
*†''[[Fagus chiericii]]'' {{small|Massalongo, 1858}}
*†''[[Fagus chinensis]]'' {{small|Li, 1978}}
*†''[[Fagus coalita]]'' {{small|Rylova, 1996}}
*†''[[Fagus cordifolia]]'' {{small|Heer, 1883}}
*†''[[Fagus cretacea]]'' {{small|Newberry, 1868}}
*†''[[Fagus decurrens]]'' {{small|Reid & Reid, 1915}}
*†''[[Fagus dentata]]'' {{small|Göppert, 1855}}
*†''[[Fagus deucalionis]]'' {{small|Unger, 1847}}
*†''[[Fagus dubia (Mirb)|Fagus dubia]]'' {{small|Mirb, 1822}}
*†''[[Fagus dubia (Watelet)|Fagus dubia]]'' {{small|Watelet, 1866}} (jr homonym)
*†''[[Fagus echinata]]'' {{small|Chelebaeva, 2005}}
*†''[[Fagus eocenica]]'' {{small|Watelet, 1866}}
*†''[[Fagus etheridgei]]'' {{small|Ettingshausen, 1891}}
*†''[[Fagus ettingshausenii]]'' {{small|Velenovský, 1881}}
*†''[[Fagus europaea]]'' {{small|Schwarewa, 1960}}
*†''[[Fagus evenensis]]'' {{small|Chelebaeva, 1980}}
*†''[[Fagus faujasii]]'' {{small|Unger, 1850}}
*†''[[Fagus feroniae]]'' {{small|Unger, 1845}}
*†''[[Fagus florinii]]'' {{small|Huzioka & Takahashi, 1973}}
*†''[[Fagus forumlivii]]'' {{small|Massalongo, 1853}}
*†''[[Fagus friedrichii]]'' {{small|Grímsson & Denk, 2005}}
*†''[[Fagus gortanii]]'' {{small|Fiori, 1940}}
*†''[[Fagus grandifoliiformis]]'' {{small|Panova, 1966}}
*†''[[Fagus gussonii]]'' {{small|Massalongo, 1858}}
*†''[[Fagus haidingeri]]'' {{small|Kováts, 1856}}
*†''[[Fagus herthae]]'' {{small|(Unger) Iljinskaja, 1964}}
*†''[[Fagus hitchcockii]]'' {{small|Lesquereux, 1861}}
*†''[[Fagus hondoensis]]'' {{small|(Watari) Watari, 1952}}
*†''[[Fagus hookeri]]'' {{small|Ettingshausen, 1887}}
*†''[[Fagus horrida]]'' {{small|Ludwig, 1858}}
*†''[[Fagus humata]]'' {{small|Menge & Göppert, 1886}}
*†''[[Fagus idahoensis]]'' {{small|Chaney & Axelrod, 1959}}
*†''[[Fagus inaequalis]]'' {{small|Göppert, 1855}}
*†''[[Fagus incerta]]'' {{small|(Massalongo) Massalongo, 1858}}
*†''[[Fagus integrifolia]]'' {{small|Dusén, 1899}}
*†''[[Fagus intermedia]]'' {{small|Nathorst, 1888}}
*†''[[Fagus irvajamensis]]'' {{small|Chelebaeva, 1980}}
*†''[[Fagus japoniciformis]]'' {{small|Ananova, 1974}}
*†''[[Fagus japonicoides]]'' {{small|Miki, 1963}}
*†''[[Fagus jobanensis]]'' {{small|Suzuki, 1961}}
*†''[[Fagus jonesii]]'' {{small|Johnston, 1892}}
*†''[[Fagus juliae]]'' {{small|Jakubovskaya, 1975}}
*†''[[Fagus kitamiensis]]'' {{small|Tanai, 1995}}
*†''[[Fagus koraica]]'' {{small|Huzioka, 1951}}
*†''[[Fagus kraeuselii]]'' {{small|Kvaček & Walther, 1991}}
*†''[[Fagus kuprianoviae]]'' {{small|Rylova, 1996}}
*†''[[Fagus lancifolia]]'' {{small|Heer, 1868}} (nomen nudum)
*†''[[Fagus langevinii]]'' {{small|Manchester & Dillhoff, 2004}}<ref name="Manchester-2004">{{cite journal |last1=Manchester |first1=S. R. |last2=Dillhoff |first2=R. M. |title=''Fagus'' (Fagaceae) fruits, foliage, and pollen from the Middle Eocene of Pacific Northwestern North America |journal=Canadian Journal of Botany |volume=82 |issue=10 |pages=1509–1517 |doi=10.1139/b04-112|year=2004 |bibcode=2004CaJB...82.1509M }}</ref>
*†''[[Fagus laptoneura]]'' {{small|Ettingshausen, 1895}}
*†''[[Fagus latissima]]'' {{small|Andreánszky, 1959}}
*†''[[Fagus leptoneuron]]'' {{small|Ettingshausen, 1893}}
*†''[[Fagus macrophylla]]'' {{small|Unger, 1854}}
*†''[[Fagus maorica]]'' {{small|Oliver, 1936}}
*†''[[Fagus marsillii]]'' {{small|Massalongo, 1858}}
*†''[[Fagus menzelii]]'' {{small|Kvaček & Walther, 1991}}
*†''[[Fagus microcarpa]]'' {{small|Miki, 1933}}
*†''[[Fagus miocenica]]'' {{small|Ananova, 1974}}
*†''[[Fagus napanensis]]'' {{small|Iljinskaja, 1982}}
*†''[[Fagus nelsonica]]'' {{small|Ettingshausen, 1887}}
*†''[[Fagus oblonga (Suzuki)|Fagus oblonga]]'' {{small|Suzuki, 1959}}
*†''[[Fagus oblonga (Andreánszky)|Fagus oblonga]]'' {{small|Andreánszky, 1959}}
*†''[[Fagus obscura]]'' {{small|Dusén, 1908}}
*†''[[Fagus olejnikovii]]'' {{small|Pavlyutkin, 2015}}
*†''[[Fagus orbiculatum]]'' {{small|Lesquereux, 1892}}
*†''[[Fagus orientaliformis]]'' {{small|Kul'kova}}
*†[[Fagus orientalis|''Fagus orientalis'' var ''fossilis'']] {{small|Kryshtofovich & Baikovskaja, 1951}}
*†[[Fagus orientalis|''Fagus orientalis'' var ''palibinii'']] {{small|Iljinskaja, 1982}}
*†''[[Fagus pacifica]]'' {{small|Chaney, 1927}}
*†''[[Fagus palaeococcus]]'' {{small|Unger, 1847}}
*†''[[Fagus palaeocrenata]]'' {{small|Okutsu, 1955}}
*†''[[Fagus palaeograndifolia]]'' {{small|Pavlyutkin, 2002}}
*†''[[Fagus palaeojaponica]]'' {{small|Tanai & Onoe, 1961}}
*†''[[Fagus pittmanii]]'' {{small|Deane, 1902}}
*†''[[Fagus pliocaenica]]'' {{small|Geyler & Kinkelin, 1887}} (jr homonym)
*†''[[Fagus pliocenica]]'' {{small|Saporta, 1882}}
*†''[[Fagus polycladus]]'' {{small|Lesquereux, 1868}}
*†''[[Fagus praelucida]]'' {{small|Li, 1982}}
*†''[[Fagus praeninnisiana]]'' {{small|Ettingshausen, 1893}}
*†''[[Fagus praeulmifolia]]'' {{small|Ettingshausen, 1893}}
*†''[[Fagus prisca]]'' {{small|Ettingshausen, 1867}}
*†''[[Fagus pristina]]'' {{small|Saporta, 1867}}
*†''[[Fagus producta]]'' {{small|Ettingshausen, 1887}}
*†''[[Fagus protojaponica]]'' {{small|Suzuki, 1959}}
*†''[[Fagus protolongipetiolata]]'' {{small|Huzioka, 1951}}
*†''[[Fagus protonucifera]]'' {{small|Dawson, 1884}}
*†''[[Fagus pseudoferruginea]]'' {{small|Lesquereux, 1878}}
*†''[[Fagus pygmaea]]'' {{small|Unger, 1861}}
*†''[[Fagus pyrrhae]]'' {{small|Unger, 1854}}
*†''[[Fagus salnikovii]]'' {{small|Fotjanova, 1988}}
*†''[[Fagus sanctieugeniensis]]'' {{small|Hollick, 1927}}
*†''[[Fagus saxonica]]'' {{small|Kvaček & Walther, 1991}}
*†''[[Fagus schofieldii]]'' {{small|Mindell, Stockey, & Beard, 2009}}
*†''[[Fagus septembris]]'' {{small|Chelebaeva, 1991}}
*†''[[Fagus shagiana]]'' {{small|Ettingshausen, 1891}}
*†''[[Fagus stuxbergii]]'' {{small|Tanai, 1976}}
*†''[[Fagus subferruginea]]'' {{small|Wilf ''et al.'', 2005}}<ref name="Wilf-2005">{{cite journal |last1=Wilf |first1=P. |last2=Johnson |first2=K.R. |last3=Cúneo |first3=N.R. |last4=Smith |first4=M.E. |last5=Singer |first5=B.S. |last6=Gandolfo |first6=M.A. |year=2005 |title=Eocene Plant Diversity at Laguna del Hunco and Río Pichileufú, Patagonia, Argentina |url=https://www.researchgate.net/publication/312253100 |journal=[[The American Naturalist]] |volume=165 |issue=6 |pages=634–650 |access-date=2019-02-22|doi=10.1086/430055 |pmid=15937744 |bibcode=2005ANat..165..634W |s2cid=3209281 }}</ref>
*†''[[Fagus succinea]]'' {{small|Göppert & Menge, 1853}}
*†[[Fagus sylvatica|''Fagus sylvatica'' var ''diluviana'']] {{small|Saporta, 1892}}
*†[[Fagus sylvatica|''Fagus sylvatica'' var ''pliocenica'']] {{small|Saporta, 1873}}
*†''[[Fagus tenella]]'' {{small|Panova, 1966}}
*†''[[Fagus uemurae]]'' {{small|Tanai, 1995}}
*†''[[Fagus uotanii]]'' {{small|Huzioka, 1951}}
*†''[[Fagus vivianii]]'' {{small|Unger, 1850}}
*†''[[Fagus washoensis]]'' {{small|LaMotte, 1936}}
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Fossil species formerly placed in ''Fagus'' include:<ref name="IFPNI-2023"/>
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*†''[[Alnus paucinervis]]'' {{small|(Borsuk) Iljinskaja}}
*†''[[Castanea abnormalis]]'' {{small|(Fotjanova) Iljinskaja}}
*†''[[Fagopsis longifolia]]'' {{small|(Lesquereux) Hollick}}
*†''[[Fagopsis undulata]]'' {{small|(Knowlton) Wolfe & Wehr}}
*†''[[Fagoxylon grandiporosum]]'' {{small|(Beyer) Süss}}
*†''[[Fagus-pollenites parvifossilis]]'' {{small|(Traverse) Potonié}}
*†''[[Juglans ginannii]]'' {{small|Massalongo}} (new name for ''F. ginannii'')
*†''[[Nothofagaphyllites novae-zealandiae]]'' {{small|(Oliver) Campbell}}
*†''[[Nothofagus benthamii]]'' {{small|(Ettingshausen) Paterson}}
*†''[[Nothofagus dicksonii]]'' {{small|(Dusén) Tanai}}
*†''[[Nothofagus lendenfeldii]]'' {{small|(Ettingshausen) Oliver}}
*†''[[Nothofagus luehmannii]]'' {{small|(Deane) Paterson}}
*†''[[Nothofagus magelhaenica]]'' {{small|(Ettingshausen) Dusén}}
*†''[[Nothofagus maidenii]]'' {{small|(Deane) Chapman}}
*†''[[Nothofagus muelleri]]'' {{small|(Ettingshausen) Paterson}}
*†''[[Nothofagus ninnisiana]]'' {{small|(Unger) Oliver}}
*†''[[Nothofagus risdoniana]]'' {{small|(Ettingshausen) Paterson}}
*†''[[Nothofagus ulmifolia]]'' {{small|(Ettingshausen) Oliver}}
*†''[[Nothofagus wilkinsonii]]'' {{small|(Ettingshausen) Paterson}}
*†''[[Trigonobalanus minima]]'' {{small|(M. Chandler) Mai}}
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