Tree to 19 m tall; bole to 38 cm diam. Inner bark with white latex; wood creamy. Leafy shoots c. 12 mm diam. Leaves to 50 cm, pseudogemmulate and at least 6-jugate; petiole c. 10 cm, flattened to grooved adaxially, sulcate and swollen basally. Leaflets to 21 by 7.5 cm, elliptic-ovate, subglabrous to sparsely short pilose, bases cuneate to rounded, apices shortly acuminate, midrib deeply impressed adaxially in sicco, costae c. 11 on each side, ascending, prominent abaxially. Thyrse 20–105 cm, with a distal head of cymules (female) or branched, the branches rather few, to c. 25 cm long, subsquarrose, bearing short branches intergrading into sessile cymules of fragrant flowers, supra-axillary; axes subglabrous, main axis c. 5 mm diam.; bracts and bracteoles c. 1.5 mm long, triangular, densely pubescent; pedicels 0–1.5 mm, stout, pubescent, or absent; pseudopedicels c. 2 mm, densely pubescent. Calyx c 4.5 mm long, 6.5 mm diam., shallowly cupulate, ± densely pubescent without, margin entire to obscurely lobed. Petals 6, 18– 22 mm long, boat-shaped, fleshy, valvate, pubescent without, greyish green to dirty yellowish brown (De Wilde). Staminal tube densely pubescent on both sides, margin c. 7-lobed, each lobe c. 1.5 mm long, truncate to somewhat bilobed, sparsely pubescent; anthers 7, 3 mm long, locellate, weakly bilobed at each end, glabrous, basifixed. Disk c 2 mm tall, stipitate. Pistil c 11-ribbed, densely pubescent; style subglabrous, terete; stylehead c. 1.5 mm diam., subdiscoid with apical dimple. Fruits unknown.
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