Tree, 3-20 m high, girth 15 cm to 1 m; outer bark light to dark brown to grey, smooth to slightly fissured to scaly, soft, inner bark pinkish to middle brown; wood white to reddish brown, (soft to) hard. Flowering branchlets 2-4 mm in diam. Leaves 3-or 4-jugate; rachis 4-15.2 cm long, terete, subsericeous. Leaflets 3.6-19 by 1.3-8.5 cm; apex acuminate, very apex rounded. Inflorescences axillary to pseudoterminal, mainly branching along rachis, sometimes also in axil, rachis up to 17 cm long. Bracts and bracteoles triangular to at least a few obovate to leaf-like; bracts 1-3.3 mm long; bracteoles 0.4-0.7 mm long. Pedicels subglabrous, upper part 1.3 (flower)-12 (fruit) mm long, glabrous except for some glandular hairs. Flowers 3-5.5 mm in diam., fragrant. Sepals 5; lobes 0.8-2.3 by 0.8-1.6 mm, only margin subpilose. Petals 5; blade 0.7-1.6 by 0.8-1.6 mm, mainly margin sub-pilose; scale 0.5-1.3 by 1.1-2.5 mm; crest absent to well developed central ribs to 2 small appendages. Disc uninterrupted, 0.5-0.8 mm high, as high as broad. Stamens 8 or at least in some flowers 9; filaments in male flowers 2.2-2.7 mm long, in female flowers 0.8-1.7 mm long; anthers 0.7-1.2 by 0.6-1 mm. Pistil: ovary in male flowers 0.4-0.5 mm high, up to 2.5 mm high in female flowers, 2-(or 3-)locular, subglabrous; style and stigma in male flowers c. 0.1 mm high, in female flowers up to 1.3 mm high. Fruits 1.6-3.1 by 1-2.5 cm, inside densely hirsute with hairs 0.5-0.8 mm short; stipe 1-6 mm high. Seeds 1.3-1.7 by 0.9-1.1 cm, base straight; sarcotesta only around hilum, forming slight obpyramidal outgrowth below seed; hilum c. 1.5 mm long.
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