Trees 6-15 m tall. Young branches brown, glabrous, with white lenticels; current year branchlets silvery appressed sericeous; terminal buds silvery sericeous. Petiole 1-1.5 cm, sparsely pubescent or glabrescent; leaf blade thinly oblong to lanceolate, (6.5-)8-14 × 2-5 cm, leathery, abaxially glaucous and sparsely pubescent or glabrescent, adaxially green and shiny and glabrous, secondary veins ca. 10 on each side of midvein, slender, and visible to slightly raised on both surfaces, base cuneate, margin entire, apex acuminate to long acuminate. Flowers solitary or 3-8 arranged in a corymbose raceme. Pedicel 1-2(-3.5) cm, slender, recurved, appressed silvery sericeous; bracteoles 2, caducous, ovate, 5-7 mm. Sepals orbicular, 2-3 × 2-3 mm, outside brown and glabrous except basally sericeous, inside white sericeous, margin ciliolate. Petals white, broadly obovate, 1.5-1.8 × 1-1.5 cm, outside basally white sericeous, apex rounded. Stamens 8-10 mm; filaments basally adnate with petals. Ovary white tomentose but apically glabrous; style ca. 7 mm, glabrous; stigma 5, capitate. Capsule globose, 1-1.5 cm in diam.; pericarp woody, splitting into 5 valves, white lenticellate. Seeds together with wing 6-9 × 4-4.5 mm. Fl. Jul-Sep, fr. Dec.
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