A small tree up to 15 m tall with bole up to 25 cm in diameter. Leaves 3-4-verticillate, obovate-elliptical, 6-21 cm x 3.5-6.5 cm, petiole thin, up to 1.5(-2.5) cm long. Flowers with campanulate-infundibuliform corolla tube 2-3 times the length of the calyx. Fruit subglobose with a broad obtuse base.