Youngest parts rusty-pubescent with short branched hairs, very soon glabrous; young branchlets dark, striate, older ones greyish, lenticellate; internodes 1/3–1 1/2 in. long. Leaves subopposite, elliptic, elliptic-oblong or ovate-oblong, obtuse or rounded at the apex, rounded or subcordate at the base, 1 1/3–3 in. long, 3/4–1 1/3 in. broad, coriaceous, glabrous, dull, penninerved; lateral nerves 4–5 on each side, arcuate-ascending, slightly raised, especially on the lower surface; petiole 1–3 lin. long. Racemes axillary, solitary or fascicled, equalling or exceeding the leaves, pilose with small stellate hairs; rhachis 1–1 1/2 in. long; pedicels 1–1 1/2 lin. long; bract broadly ovate or oblong, rounded, 3/8– 1/2 lin. long, strongly or slightly umbonate at or above the middle. Receptacle and calyx together cupular, 3/4 lin. long. Calyx 1/12 lin. long. Corolla 1 1/3 in. long, basal swelling ovoid-globose, 1 1/2 lin. long, remainder of tube funnel-shaped, 6–7 lin. long; lobes united in the shape of an hour-glass in bud, separating from below upwards, linear-spathulate from a triangular base, about 8 lin. long. Filaments inserted 2 1/2–2 3/4 lin. above the base of the corolla-lobes, filiform, 1 3/4 lin. long, broadened towards the apex; anthers oblong, 5/8 lin. long; connective hammer-headed. Disc annular, 1/8 lin. high, fleshy. Style gradually broadened upwards to the stigma; stigma ellipsoid, 1/4– 3/8 lin. long.