Trees, rarely shrubs, to 18 m tall. Branchlets brown when young, blackish brown when old, terete, rusty brown tomentose when young, glabrate; buds ovoid, 6–8 mm, apex acute; scales brownish, glabrous. Leaves simple; petiole 2.5–3 mm, rust-brown tomentose when young, glabrescent; leaf blade ovate or elliptic-ovate, 9–13 × 4.5–6 cm, lateral veins 7–11 pairs, slightly curved and anastomosing toward margin, both surfaces rusty brown tomentose, glabrate, base rounded, margin shallowly crenate, apex acuminate. Inflorescences 4–7 × 3–5(–6) cm, many flowered; rachis and pedicels rusty brown tomentose, glabrous when old, small lenticellate. Pedicel 3–4 mm. Flowers 6–7 mm in diam. Hypanthium initially rust-brown tomentose, glabrate. Sepals triangular, 1.5–2.5 × 2–3 mm, apex acute. Petals white, ovate, 3–4 × 2–3 mm, adaxially puberulous, apex obtuse. Stamens 20(–25), nearly as long as or somewhat shorter than petals. Styles (2 or)3 or 4, not exceeding stamens, glabrous, connate near base. Fruit reddish brown, globose to ovoid-globose, 1–1.5(–2) cm in diam., 2–4-loculed, with rusty lenticels, conspicuously marked by an annular scar. Fl. Jan–Feb, fr. Aug–Sep.
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A shrub or tree. It grows 4-18 m tall. The young branches are brown with rusty brown hairs. The leaves are simple. They have a rusty brown coating when young. The leaf blade is oval and 9-13 cm long by 5-6 cm wide. There are rounded teeth along the edge. There are many flowers in a group 4-7 cm long. The fruit are round and reddish brown. They are 1-2 cm across with 2-4 sections.
A tropical plant. It often grows attached to other plants in mountain forests. It grows in moist mixed forests between 1,200-3,400 m above sea level in south China. In Yunnan.
Can be grown by cuttings, graftings or seedlings. Seeds needs stratification.