台湾石楠 tai wan shi nan

Pourthiaea lucida Decaisne, Nouv. Arch. Mus. Hist. Nat. 10: 148. 1874; Photinia villosa (Thunberg) Candolle var. formosana Hance; Pourthiaea formosana (Hance) Koidzumi.

Trees deciduous, small, 4–5(–6) m tall. Branchlets reddish brown when young, grayish brown or purplish brown when old, terete, gray pubescent when young, glabrous when old, with oblong lenticels; buds ovoid, 2–4 mm, puberulous, apex acute or ± obtuse; scales several, dark brown. Petiole 3–7 mm, glabrous; leaf blade obovate-oblong or obovate-lanceolate, 5–9 × 2–3 cm, papery, veins 6–8 pairs, both surfaces glabrous, base gradually attenuate, margin sparsely minutely serrate, entire toward base, apex caudate. Compound corymbs terminal, 3–6 × 4–6 cm, many flowered; rachis and pedicels glabrous or slightly pubescent when young, glabrate. Pedicel 5–10 mm, to 2.5 cm in fruit, with a pair of subulate bracts 2–3 mm at base. Flowers 7–10 mm. Hypanthium cupular, 2–2.5 mm, abaxially glabrous. Sepals triangular, 1–1.5 mm, apex acute. Petals white, orbicular or broadly obovate, 3–3.5 mm in diam., base shortly clawed and pilose, apex obtuse, sometimes emarginate. Stamens 15–20, unequal in length. Styles 2 or 3, connate, only free apically, pilose basally, not exceeding stamens. Fruit dark red, obovoid or obovoid-ellipsoid, 5–8 × 3–6 mm, glabrous, with dense, suborbicular lenticels. Fl. Apr–May, fr. Aug–Sep.

Broad-leaved forests, thickets; 300--400 m. Taiwan.