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FOC | Family List | FOC Vol. 9 | Rosaceae | Photinia

34. Photinia villosa (Thunberg) Candolle, Prodr. 2: 631. 1825.

毛叶石楠 mao ye shi nan

Shrubs or trees, deciduous, 2–5 m tall. Branchlets dark brown to reddish brown when young, grayish brown when old, initially white villous, glabrous when old, with scattered oblong or elliptic lenticels; buds ovoid, 2–4 mm, apex acute to shortly acuminate; scales brown, glabrous. Petiole 2–6 mm, villous; leaf blade obovate, oblong-obovate, or elliptic, 3–8 × 2–4 cm, herbaceous, veins 5–7 pairs, both surfaces initially white villous, glabrescent or subglabrous adaxially and villous only along veins abaxially, base cuneate, margin densely sharply serrate apically, apex caudate. Inflorescences terminal, corymbose, rarely umbellate, 2–5 × 3–6 cm, (5–)10–20- or more flowered; rachis and pedicels villous, with dense, oblong or elliptic small lenticels in fruit; bracts caducous, subulate or linear, 2–4 mm. Pedicel 1.5–2.5 cm. Flowers 7–12 mm. Hypanthium cupular, 2–3 mm, abaxially white villous or glabrous. Sepals triangular-ovate, 2–3 mm, apex obtuse. Petals white, suborbicular, 4–5 mm in diam., adaxially pilose near base, shortly clawed. Stamens 20, shorter than petals. Ovary densely white villous apically; styles 3, free from middle, glabrous. Fruit red or yellowish red, ellipsoid or ovoid, 8–10(–16) × 6–8(–11) mm, slightly pilose; sepals erect. Fl. Apr–May, fr. Aug–Sep.

Slopes, forests, thickets, stream sides, roadsides, waste places; 100--1600 m. Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Shandong, Sichuan, Yunnan, Zhejiang [Japan, Korea].

1 Petiole, leaf blade, pedicel, and hypanthium white villous; inflorescence compound- corymbose, 10–20-flowered or more; fruit 6–8 mm in diam.   34a var. villosa
+ Petiole, leaf blade, and pedicel sparsely white villous; inflorescence simple corymbose, rarely umbellate, 5–8(–15)-flowered; fruit 9–11 mm in diam.   (2)
2 (1) Hypanthium sparsely villous; leaf blade elliptic or oblong-elliptic, rarely oblong-obovate.   34b var. sinica
+ Hypanthium glabrous; leaf blade usually obovate or oblong- obovate.   34c var. glabricalycina

Lower Taxa


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