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|genus=Fagus
|genus=Fagus
|species=crenata
|species=crenata
|common_name=Japanese beech, Siebold's beech, Buna
|habit=tree
|habit=tree
|habit_ref=Flora - A Gardener's Encyclopedia ISBN 0881925381
|habit_ref=Flora - A Gardener's Encyclopedia ISBN 0881925381
|exposure=sun
|exposure=sun
|sun_ref=Flora - A Gardener's Encyclopedia ISBN 0881925381
|sun_ref=Flora - A Gardener's Encyclopedia ISBN 0881925381
|features=deciduous
|Temp Metric=°F
|Temp Metric=°F
|min_zone=6
|min_zone=6
|usda_ref=Flora - A Gardener's Encyclopedia ISBN 0881925381
|usda_ref=Flora - A Gardener's Encyclopedia ISBN 0881925381
|max_zone=8
|max_zone=8
|image=Upload.png
|image=Inubuna-ouyou.JPG
|image_width=240
|image_width=200
|image_caption=Fagus crenata
}}
}}
'''''Fagus crenata''''', known as the '''Japanese beech''', '''Siebold's beech''', or '''buna''', is a [[deciduous]] tree of the [[beech]] family [[Fagaceae]]. It is native to [[Japan]] where it is widespread and often one of the dominant trees of Japan's deciduous forests.<ref>[http://www.nature.com/hdy/journal/v88/n4/pdf/6800048a.pdf Phylogeographical structure revealed by chloroplast DNA variation in Japanese Beech (''Fagus crenata'' Blume)]</ref>. It grows in well-drained, [[loam]]y or sandy soils.
It reaches 35 metres in height. The crown is rounded and the [[bark]] is smooth and grey. The simple [[leaf|leaves]] are arranged alternately along the branch. They are broadest towards the base and have 7 to 11 pairs of [[Leaf#Veins|veins]]. The [[Nut (fruit)|nut]] has a short thick stalk, 15 mm long. There are flattened green whiskers at the base of the husk of the nut. The [[flower]]s are [[Anemophily|wind-pollinated]]. The young leaves and [[seed]]s are edible.
==Cultivation==
==Cultivation==