Castanopsis buruanaCastanopsis buruana is a tree in the family Fagaceae. The specific epithet buruana is from the Latin, meaning "of Buru".DescriptionCastanopsis buruana grows as a tree up to tall with a trunk diameter of up to. The brown bark is smooth or scaly. The coriaceous leaves measure up to long. Its ovoid to roundish nuts measure up to long.Distribution and habitatCastanopsis buruana grows naturally in Borneo, Sulawesi and Maluku. Its habitat is dipterocarp forests from sea-level to altitude.