Fver-green woody twiners, branches glabrous or rust; tomentose when young, with milky latex. Leaves elliptic oblong or lanceolate, acute or acuminate, base rounded or acute, 4-10 x 1.5-5 cm, glabrous and dark green above, softly tomentose specially on the midrib, and paler beneath 4-5 pairs of lateral nerves, petiole 2.5-5 mm long, puberulous. Peduncle and pedicel hairy, bracts minute. Flowers c.l cm across. Calyx lobes ovate. obtuse. or subacute. tomentose c. 1 mm long. Corolla tube c. 2.5 mm long, much thickened at the mouth, lobes 1.5 mm long, glabrous mouth of the corolla tube and margin of the lobes with long hairs; lobes of disc erect, slender, capitate, longer than ovary. Ovary subinferior; style short, stigma thick and beaked. Follicle solitary or pairred, 10-15 x 0.5 cm, straight or curved, rusty pubescent when young. Seeds very slender, 1-2 cm long, coma long equalling the seeds