Tree grows to a height of 40m with a girth of 4m. Bark is dark brown. Stem are glabrous, stout, and lenticelled. Leaves are simple and stipulate; stipules are caducous, linear lanceolate, and 2–4 cm long; petiole up to 10cm long, woody, and shaped like a knee; blade is obovate, thick, 30cm × 10cm, and shows 15–20 pairs of secondary nerves. Flowers are 1.5cm long, axillary, and show 25 stamens united at the base. Fruits are massive, purple, 5-angled, and 15–20cm × 10–15cm.

To treat gonorrhea (Charcoal of capsule)

Christophe Wiart. Medicinal Plants of Asia and the Pacific, P:85, CRC Press, June 2006.