Small, slender, almost unbranched, subscandent shrub, c. 60 cm. Branchlets terete, smooth, glabrous. Leaves oblong, apex gradually shortly (1.5-2 cm) subcaudate-acuminate, very tip bluntish, base broadly cuneate to nearly rounded, slightly unequal, subcoriaceous to coriaceous, ± shining above, glabrous, but with sparse blackish glandular points all over beneath, entire or minutely remotely denticulate, 7-10 by 2-3.5 cm, midrib and nerves impressed above, slightly but distinctly raised beneath, 1-2 pairs of basal nerves, another 1-2 pairs from 5-10 mm above the base, other nerves or veins from the upper half of the midrib less distinct, reticulation subinconspicuous; petiole 4-5 by 1.5 mm. Flowers solitary in upper axils. Pedicels bibracteolate, articulate in the middle, glabrous or pubescent in upper part, 1.7-2 cm. Calyx tube narrow-obconical, markedly 5-ribbed, red, laxly white-hairy, 7-8 mm including limb, the latter 5-lobed to the base, but 1 mm high. Corolla tubular, pink, green tipped, rather fleshy, ± densely shortly white-hairy outside, glabrous inside, 2.6-3 cm by c. 0.5 mm including triangular lobes, 2 mm. Stamens as long as the corolla; filaments glabrous, (7-)9-10(-14) mm; anther-cells slightly granular, c. 1 cm; tubules slender, 7-8 mm, opening by slits half their length. Disk glabrous. Style slender, equalling the corolla.