Shrubs or under tree, bark rough, branches thick, cylindrical, glabrous, swollen and leafy at the tips, leaf scars present. Leaves spirally aranged, obovate-oblong, c. 15-30 x 5-10 cm, acute at both ends, entire, glabrous above, somewhat pubescent beneath, thickly coriaceous, midrib prominent and thickened, lateral nerves numerous; petiole 2.5-3.75 cm long, with gland at the apex. Inflorescence a terminal cyme. Flower white with a yellow centre, c. 5 cm across, externally tinged with pink, fragrant, peduncle c. 12.5 cm long. Calyx small, eglandular; lobes short, rounded. Corolla salvershaped. Fruit a follicle c. 12 cm long, cylindrical.