A shrub or tree up to 15 m tall. Bole up to 20 cm in diameter. Leaves obovate, 9—26 cm x 2—5.5 cm, length-width ratio 2.5—5, base cuneate, apex acuminate or apiculate, with 15—25 pairs of secondary veins. Inflorescence few- to many-flowered, up to 35 cm long, usually only one flower open at a time, sepals very variable in shape and size, length-width ratio 2—6, corolla tube bulging in the middle, 15—25 mm long, lobes 12—38 mm long, usually white, sometimes yellow or orange in the mouth, stamens inserted around the middle of the corolla tube. Fruit consisting of 2 mericarps, subglobose to broadly ellipsoid, 8—11 cm x 7.5—11 cm x 6.5—10 cm, pale yellow-green or red. |