绵毛石楠 mian mao shi nan

Trees or shrubs, evergreen. Branchlets blackish brown when old, terete, gray lanuginose when young, gradually glabrescent, subglabrous when old; buds ovoid, 3–4 mm, apex acute; scales blackish brown, glabrous. Petiole 2.5–4 cm, initially densely gray lanuginose, glabrate; leaf blade dark green adaxially, narrowly elliptic, rarely elongated and elliptic-obovate, 8–15 × 4–5 cm, leathery, lateral veins 18–20 pairs, abaxially pale, villous only along midvein, adaxially lustrous, glabrous, base broadly cuneate or subrounded, margin sharply serrate, entire near base, apex sharply acuminate. Compound corymbs terminal, 7–8 × 9–12 cm, compact, many flowered; rachis and pedicels densely gray lanuginose, glabrescent. Pedicel 2–5 cm. Flowers 5–6 mm in diam. Hypanthium cupular, 1–1.5 mm, glabrous or slightly villous. Sepals ovate, 1–1.5 mm, apex obtuse. Petals white, suborbicular, ca. 2 mm in diam., glabrous, base shortly clawed. Stamens 20, shorter than petals. Ovary 2-loculed, apex densely villous; styles 2, nearly free. Fruit not seen. Fl. Apr.

Mountain areas. Hunan (Xuefeng Shan), Zhejiang.