A tree that grows to a height of 15m with a girth of 35cm. Leaves are simple, opposite, and stipulate. Petiole is 2cm long and without auricles. Blade is elliptic, pointed at the base, and the apex is 29cm × 6.5cm – 12cm × 4cm, with clearly visible secondary nerves. Inflorescences are 4.9cm long, warty, and lenticelled. Flowers are tubular, cream-colored, less than 6cm long, and funnel-shaped. Fruits are green and glossy, ovoid to fusiform, and 3cm long on a persistent calyx.

Antipyretic (leaves)

Used to reduce fever and to ease headaches (leaves).

Christophe Wiart. Medicinal Plants of Asia and the Pacific, P:234-235, CRC Press, June 2006.