Normally a small tree but occasionally to 25 m tall and 50 – 60 cm diam. Deep, dense, and narrow crown, with drooping branches when young; bole straight, thorny, fluted or with high narrow buttresses. Bark with large scattered lenticels; slash red and brittle outside, light brown and very fibrous inside. Leaves simple, alternate; stipules/stipule scars may be present; long petiole, margin entire; scalariform veines; base minutely cordate; big tree, often with thorns. Big white flowers. Fruits ovoid-globular, flattened or apiculate, 3.5 – 4.5 cm., 5 – 6 grooved, yellowish orange when ripe. Syn.: Oncoba gilgiana.