A shrub or small tree, 10 ft. high; branchlets glabrous. Leaves 5–13 in. long; leaflets 7, elliptic-oblong, long acuminate, mucronulate, 1 1/2–6 in. long, 3/4–2 1/2 in. broad, entire or serrulate, especially towards the apex, coriaceous, brownish when dry, glabrous above, minutely lepidote below. Racemes terminal and lateral, lepidote; rhachis conspicuously lenticellate. Peduncles 4 lin. long; pedicels 2–4 lin. long. Calyx 6–7 lin. long, shortly uncinate, split down to within 1–4 lin. from the base, lepidote, sometimes puberulous. Corolla-tube funnel-shaped, 11–12 lin. long, yellowish with purple spots; basal cylindric portion 3–4 1/2 lin. long, 1–1 1/4 lin. in diam.; lobes brownish-purple, 4–5 lin. long. Stamens inserted 4–5 lin. above the base of the corolla-tube; anther-lobes 1 lin. long, acute at the base. Disc annular, 2/3 lin. high. Ovary 2–2 1/3 lin. long, densely lepidote. Capsule falcate, 1–1 1/2 ft. long, 5–6 lin. broad, lenticellate; seeds 1–1 2/3 in. long, 2 1/3–2 1/2 lin. broad; nucleus 5–6 lin. long.