Tree to 30 m, bole to 60 cm diam. Bark brown, smooth to flaking; inner bark brown to yellowish; sapwood white to straw. Leafy twigs c. 6 mm diam., stellate-velutinous. Leaves to 30 cm, to 9-jugate, pseudogemmulate; petiole 8–15 cm. Leaflets to 17 by 8.5 cm, ovate to oblong, stellate-hairy on both surfaces, sometimes velutinous abaxially, bases rounded, apices ± rounded, midrib impressed adaxially in sicco, costae up to 18 on each side, venation prominulous abaxially; petiolules 4–8 mm. Thyrses to 45 cm, once or twice-branched; branches to 22.5 cm with congested cymules of flowers; bracts c. 1 mm long, triangular. Calyx 1.3–1.7 mm long, densely pilose without, margin ± truncate. Petals 5 (6), 4–5.5 by 0.7–1 mm, oblong-ligulate, whitish to yellow-green, densely pubescent without, valvate. Staminal tube pubescent without save at both ends and within a little below anthers, margin 5-(or 6-)lobed, lobes 1–1.2 mm long, retuse; anthers 5 (6), 0.8–1 mm long, scarcely locellate, connective pilose. Disk c. 0.4–0.8 mm tall, glabrous, margin crenulate. Ovary 2-locular, densely pubescent; style ± glabrous; stylehead 0.4 mm diam. Female flowers and fruits unknown.
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A tree. It grows 26 m tall, The trunk is 38 cm across. The bark is brown and flaky. The flowers are white.