Scandent, much branched and densely leaved, epiphytic shrub, up to 10 m. Branchlets subterete, glabrous. Leaves elliptic, apex obtusely attenuate or subacuminate, base broadly attenuate, coriaceous, stiff, glabrous, laxly set with dark glandular points beneath, ± indistinctly crenulate or dented by very short callose, blackish, glandular bristles, 3.5-6 by 1.7-2.5 cm, midrib broadened at base, ± flat above, prominent beneath, nerves 4-5 pairs of which 2 basal or +-suprabasal and curved-ascending, the higher ones more spreading, all obscurely anastomosing and ± raised on both faces, reticulation indistinct; petiole 0.5-1(-1.2) by 1 mm. Flowers green, blackish when dry, glabrous, in 3-6-flowered fascicles. Pedicels stout, bibracteolate +-at base, c. 2 cm. Calyx tube broadly cylindrical, obscurely 5-ribbed, base truncate, c. 4 by 3 mm, limb barely 1 mm high, shortly 5-dented. Corolla subcylindrical, +-dilated towards the mouth, 3.5-4 by c. 1 cm, lobes erect, 3-4 mm. Stamens +-as long as the corolla; filaments glabrous, 5-6 mm; anther-cells subequal, slightly granular, 10-12 mm; tubules 16-18 mm, slits +-halfway. Style glabrous, slender, +-exserted. Disk glabrous.