Hopea longirostrataHopea longirostrata is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet longirostrata means "long-beaked", referring to the shape of the fruit.DescriptionHopea longirostrata grows just below the canopy, up to tall. It has thin buttresses. The bark is smooth. The leathery leaves are ovate to elliptic and measure up to long. The nuts are egg-shaped and measure up to long.Distribution and habitatHopea longirostrata is endemic to Borneo, where it is confined to Sarawak. Its habitat is mixed dipterocarp forests, to elevations of.ConservationHopea longirostrata has been assessed as endangered on the IUCN Red List. It is threatened by logging for its timber and by land conversion for palm oil plantations. The species is protected in Semenggoh Nature Reserve.