Erect shrub up to 2 m high. Leaves chartaceous, elliptic, ovate-oblong, or obovate, 17-27 (-30) by 6.5-14 (-19) cm; Inflorescences axillary, simple or sparsely branched near base, 4-7 cm long, with one or a few flowers at the apical part, pubescent; Stamens in 2 whorls: Capsules siliquiform, pendulous, twisted, 9 cm long. Seeds ± ellipsoid, c. 5 by 2 mm, strongly rugulose.
Asia-Tropical: Borneo present; Sumatera (Sumatera present), Hort. Bogor cultivated, Kapuas present, Landak present, Mt Biang present, Padang present
Malesia: Sumatra (West Coast: Padang) and Borneo (Landak; Kapuas: Mt Biang). Cultivated in the Hort. Bogor., from plants collected by TEYSMANN in Borneo, under the numbers XI-B-XIII. 76 & 134.