陀螺果栒子 tuo luo guo xun zi

Shrubs evergreen, 3–5 m tall, with spreading branches. Branchlets grayish brown to blackish brown, initially densely gray tomentose, glabrous when old. Petiole 4–7 mm, tomentose; stipules caducous or partly persistent, brownish, linear, 3–5 mm, tomentose; leaf blade obovate-lanceolate to oblong-lanceolate, 2.5–5 × 1–2 cm, midvein distinctly raised abaxially and impressed adaxially, lateral veins 8–10 pairs, abaxially densely gray tomentose, adaxially glabrous or with few white soft hairs along midvein, base cuneate, apex acute and abruptly mucronate. Compound corymbs 2.5–4.5 × 4–5 cm, many flowered; rachis and pedicels densely gray tomentose; bracts linear, 2–4 mm, tomentose. Pedicel 2–5 mm. Flowers 5–6 mm in diam. Hypanthium campanulate, abaxially gray tomentose. Sepals triangular, 1.5–2 mm, apex acute. Petals spreading, milky white, ovate or suborbicular, 2–3 mm in diam., adaxially puberulous near base, base shortly clawed, apex obtuse. Stamens 20, slightly shorter than petals. Ovary pilose apically; styles 2, free, ca. as long as stamens. Fruit pendent, dark red, turbinate, 4–5 mm, tomentose, pyrenes 2. Fl. Jun–Jul, fr. Sep–Oct.

River banks, river valleys, gullies; 1800--2700 m. Guizhou, Hubei, Sichuan, Yunnan.