Shrub or tree to 24 m high. Trichomes simple. Leaves trifoliolate; petiole 1.5–8 cm long; terminal leaflet sessile or with petiolule to 7 mm long; terminal lamina obovate or elliptic-obovate, or narrowly so (in occasional leaves elliptic or narrowly so), 3–12.5 cm long, 1–4.5 cm wide, attenuate or rarely cuneate at base, rounded or obtuse to acuminate at apex. Inflorescences axillary and/or infrafoliar, (1.5–) 2.5–10 cm long. Flowers bisexual. Sepals basally connate, suborbicular or broadly ovate, 1–1.5 mm long. Petals (2.5–) 3.5–5 mm long, white, abaxially glabrous or sparsely puberulous, adaxially sparsely pilose to villous in proximal ⅓–½ and plane or longitudinally 1-ridged, usually persistent or subpersistent in fruit. Stamens 4; filaments pilose to villous, especially adaxially at base or up to c. ½ length, or rarely glabrous; anthers (1–) 1.5–2 mm long. Disc glabrous to sparsely pubescent. Gynoecium subapocarpous, 3–7 mm long; ovary minutely hirsute; ovules 2 per locule; style 2–6.5 mm long, pilose to villous at base or up to ¾ length; stigma punctiform, 0.15–0.2 mm wide. Fruit of 1–4 follicles 4–5 mm long, not beaked; exocarp subfleshy; endocarp sparsely pubescent or rarely glabrous, adnate. Seed attachment Type B; seeds ovoid, 2.5–3 mm long; raphe of seeds ± straight or gently curved.
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