Castanopsis lucidaCastanopsis lucida is a tree in the family Fagaceae. The specific epithet lucida is from the Latin meaning 'shining', referring to the leaf surface.DescriptionCastanopsis lucida grows as a tree up to tall with a trunk diameter of up to. The brown bark is glabrescent, lenticellate, fissured or occasionally smooth. The coriaceous leaves measure up to long. Its ovoid nuts measure up to long.Distribution and habitatCastanopsis lucida grows naturally in Borneo, Peninsular Malaysia and Singapore. Its habitat is hill dipterocarp forests up to elevation.UsesThe bark produces tannin. The nuts are considered edible.