Trees or shrubs, 1–8 m tall, deciduous. Petiole 0.5–3 cm; leaf blade elliptic, ovate-elliptic, ovate, lanceolate, or oblanceolate, 4.2–15(–24) × 1.4–6(–10.5) cm, papery, abaxially nearly glabrous to densely pubescent, often with stellate-tufted hairs in axils of secondary veins, reticulations not or only slightly raised and usually dark brown, base cuneate to rounded, margin serrate nearly throughout or basal 1/4 entire, teeth 22–50 or more per side on larger leaves, 1–5 mm apart; apex acute to acuminate; secondary veins 7–24 on each side of midvein. Racemes 1(–4) per branchlet, 7–21 cm, densely stellate pubescent, thickest rachis on each twig basally 1.1–2.3 mm wide; bracts acerose, 7–10 mm. Pedicel 3.5–15 mm at anthesis. Sepals lance-ovate to lanceolate, 3.5–6 × 1.4–3.1 mm, densely stellate pubescent, midvein usually distinct at anthesis, apex abruptly mucronate-acuminate. Petals white or reddish pink to dark purple, (4–)5–12 × 2.4–6 mm, abaxially smooth or papillose, adaxially glabrous or basally pilose, margin neither thickened nor apically distinctly fimbriate. Stamens 5–9 mm, included, equal to petal lengths, or exserted; filaments pilose, villous, or occasionally glabrous; anthers 1.0–3.5 mm. Style 4–10 mm at anthesis, glabrous to strigose, apically 3-parted. Fruiting pedicel 0.6–1.7 cm. Ovary and capsule distally hispid, with longer hairs 0.5–1.5 mm; persistent style 7–11 mm. Fl. Jun–Sep, fr. Sep–Oct.
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