Tree to 18 m; bole to 25 cm diam., sometimes fluted and buttressed, buttresses to 2 m tall, c. 5 cm wide, concave. Bark smooth, dark brown; inner bark yellow; sap wood pale brown. Twigs dark brown, lenticellate, cicatrose. Leafy twigs c. 8 mm diam. Leaves to 54 cm long, paripinnate, ?pseudogemmulate, to 5-jugate; petiole 8–15 cm. Leaflets to 42 by 10.5 cm, oblong-elliptic or-ovate, coriaceous, subglabrous, bases acute to obtuse, apices acuminate, acumen to 18 mm, costae c. 14 on each side, arcuate, venation prominent on both surfaces in sicco; petiolule 6–11 mm, drying blackish. Thyrse to 65 cm long, paniculiform; proximal branches to 18 cm, squarrose, branched, these branches passing interceptibly, like the major branches on the main axis, into cymose fascicles of 1–6 flowers. Calyx c. 1.5 mm deep, cupulate, rugose, margin obscurely 4-lobed. Petals 4, 8–9 by 1.5 mm, weakly pubescent without, glabrous within, creamy white to pinkish, connate at the base. Staminal tube glabrous without, cottony pubescent within, margin 6-lobed, the lobes entire, lanceolate, c. 2 mm long; anthers 6, c. 2.5 mm long, glabrous, weakly locellate. Disk annular, thick. Style terete, pilose in proximal 3/4; stylehead subcylindrical. Infructescence to 85 cm long; axis c. 8 mm diam.; branches bearing 1 or 2 capsules. Capsule to 5 cm diam., subspherical, stipitate, red; valves 4. Seeds 2, scutiform, c. 3 cm diam.
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