Branchlets rather stout, nearly 2 lin. in diam. 8 in. below the apex, nodose, smooth, pale brown, glabrous; internodes 1–2 in. long. Leaves alternate, lanceolate, acute at the apex, rounded at the base, 4 3/4–6 in. long, 1 3/4–2 1/4 in. broad, coriaceous, glabrous, dull, penninerved, margin slightly crispate; midrib slightly impressed on the upper surface, very prominent on the lower; lateral nerves numerous, indistinct on both surfaces, patulous, anastomosing far from the margin; petiole about 4 lin. long. Flowers known only in a detached state. Receptacle and calyx together narrowly campanulate, 1 1/2 lin. long. Calyx truncate, 7/8 lin. long. Corolla about 1 3/4 in. long in bud, apical swelling oblong or ovoid-oblong, pentagonal, 1 3/4 lin. long, 1 1/4 lin. in diam., rounded at the apex, basal swelling obovoid, 2 1/2–3 lin. long; tube split unilaterally about 8 lin. down; lobes reflexed, spathulate, acute, 3 1/2 lin. long. Filaments slightly tapering upwards, 2 lin. long, tooth 1/3 lin. long; anthers linear-oblong, slightly emarginate, 1 1/8 lin. long. Style skittle-shaped above, thickened part about 2 1/2 lin. long, neck 7/8 lin. long; stigma ellipsoid, 7/16 lin. long.