Quercus griffithii, called paisang, is a species of oak native to the eastern Himalayas, Tibet, south-central and southeast China, Assam, Myanmar, Thailand, Laos, and Vietnam. It is in the subgenus Quercus, section Quercus. Some authorities feel that it could be a synonym of Quercus aliena var. acutiserrata. It is a deciduous tree reaching 25 metres (82 feet) with an oblong crown, typically found from 700 to 2,800 m (2,300 to 9,200 ft) above sea level. It is a locally important fuelwood and fodder species.

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