Changes

*A large tree up to 45 m tall with bole up to 140 cm in diameter, without buttresses; twigs strongly 4-angled, terminal bud plump to conical, 2.5-3 mm long; leaves .*Leaves ovate to elliptical, 2-5(-7.5) cm long, rounded or cuneate at base, rounded at apex, with 14-23 veins per 5 mm; inflorescences .*Inflorescences axillary, unbranched, 5-7-flowered; flowers with 4 tepals; fruit .*Fruit spherical, c. 7 mm long, with very thin outer layer having large air spaces beneath skin.  This species is closely related to ''C.'' ''calaba'' and is found in evergreen hill forest up to 900 m altitude.