Shrub. Leaves chartaceous, glabrous, oblong-lanceolate, (8-)18-24 by (1 1/3-)2-3 cm; base obtuse; apex acuminate; nerves 23-32 pairs, slightly curved and ascending, at c. 60° to the midrib, distinct or visible beneath, indistinct above; veins ± parallel. Inflorescences axillary, sometimes on the branches, simple, rarely branched, 3-5-flowered; peduncle almost none up to c. 10 mm, sometimes 2 or 3 in an axil; pedicels c. 4 mm. Flowers long-tubular, c. 15 mm. Calyx lobes oblong, c. 3 mm long, erect, the apex slightly incurved. Petaloid appendages usually united behind the stamens, with hairs almost as long as themselves. Stamens inserted slightly below the appendages, sometimes the lower part of the anthers adnate to the tube. Pistil c. 4 mm long. Ovary ovoid or ellipsoid, gradually narrowed into a distinct style, pilose; stigma ovoid. Fruits emerging through the lateral slit of the floral tube, ovoid, shortly stalked, sparsely pilose, ovoid, 1.5 by 1 cm, 1-or 2-seeded. Seeds ovoid, with a short and thick appendage at the base.