Hopea pterygota
Hopea pterygota is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet "pterygota" means "winged", referring to the fruit. Description. "Hopea pterygota" grows up to tall, with a trunk diameter of up to . The bark is smooth. The leathery leaves are lanceolate to oblong and measure up to long. The nuts are egg-shaped and measure up to long. Distribution and habitat. "Hopea pterygota" is endemic to Borneo. Its habitat is dipterocarp forests, at altitudes of .