Branchlets brownish, lenticellate, glabrous, internodes 3/4–1 1/4 in. long. Leaves opposite, linear-lanceolate, acuminate to the apex, cuneate into the base, 2–4 in. long, 6–10 lin. broad, chartaceous, glabrous; lateral nerves 6 or more on each side, slightly raised on both surfaces; petiole 2–2 1/2 lin. long. Umbels solitary, about 9-flowered; peduncle about 1 lin. long, very stout; pedicels 1 lin. long; bract shortly ovate from a saucer-shaped base, ciliolate, dorsal margin 3/8– 1/2 lin. long, ventral margin 1/4 lin. long. Receptacle 5/8 lin. long. Calyx erect, truncate, hardly 1/4 lin. long, ciliolate. Corolla red, 6–6 1/2 lin. long, lower half quadrangular, upper half subclavate in bud; tube 2–2 1/4 lin. long, 1/2– 5/8 lin. in diam., quadrangular, glandular inside; lobes erect, subspathulate-linear, broadened into the base, 4–4 1/4 lin. long, 3/8 lin. broad above or rather more. Filaments inserted 3/4–1 lin. above the base of the corolla-lobes, tapering upwards, 2 1/2–2 3/4 lin. long, tooth subulate from a broad base, 1/4– 1/3 lin. long; anthers elliptic-oblong, just over 1/2 lin. long; connective slightly emarginate, hardly exceeding the cells. Disc 3/8 lin. high.
