Shrubs or trees, 2-10 m tall. Year-old branchlets grayish white hirsute; current year branchlets pale brown densely spreading hirsute. Petiole 6-10 mm, hirsute; leaf blade oblong, 6-12 × 2.5-4.5 cm, leathery to thinly leathery, abaxially yellowish green, densely hirsute especially along midvein, and becoming brown when dry, adaxially olive green to yellowish green and hirtellous along midvein, midvein abaxially elevated and adaxially impressed, secondary veins 10-15 on each side of midvein and slender, secondary and reticulate veins abaxially raised and adaxially visible, base cuneate to slightly cordate, margin sparsely serrate, apex acuminate to rarely long acuminate. Flowers axillary, solitary, ca. 4 cm in diam. Pedicel 2-4(-7) mm, hirsute; bracteoles 2, caducous, ovate to semiorbicular, 2-4 × 4-6 mm, outside densely yellow hirsute, inside glabrous, apex acute. Sepals 6-10, caducous, thickly leathery, outside densely hirsute, inside glabrous, margin membranous and ciliate, apex acute; outer sepals reniform, 4-7 × 6-9 mm; inner sepals suborbicular, 1-1.2 cm in diam. Petals 5-7, white, oblong-ovate to ovate, 1.5-2 × ca. 1 cm, outside densely yellow hirsute, apex rounded to emarginate. Stamens numerous, ca. l cm, glabrous; outer filament whorl basally slightly connate and adnate to petals. Ovary ovoid, ca. 3 mm, densely hirsute, 3-loculed with 2-5 ovules per locule; style 6-8 mm, hirsute, apically 3-lobed. Capsule triangular-ovoid, 2-3 × 1.5-2 cm, dehiscent from base, apical beak acute; pericarp ca. l mm thick, leathery to woody, densely hirsute. Seeds brown, compressed, shiny. Fl. Jun-Jul, fr. Sep-Nov. 2n = 30.
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