小叶落叶石楠 Pourthiaea villosa (Thunb.) Decne.

原垂丝石楠Photinia komarovii
FOC Vol. 9 Page 136
FOC | Family List | FOC Vol. 9 | Rosaceae | Photinia
40. Photinia komarovii (H. Léveillé & Vaniot) L. T. Lu & C. L. Li, Acta Phytotax. Sin. 38: 278. 2000.
垂丝石楠 chui si shi nan
Viburnum komarovii H. Léveillé & Vaniot, Repert. Spec. Nov. Regni Veg. 9: 78. 1910; Crataegus cavaleriei H. Léveillé (1915), not H. Léveillé & Vaniot (1908); P. parvifolia (E. Pritzel) C. K. Schneider var. tenuipes (P. S. Hsu & L. C. Li) P. L. Chiu; P. villosa (Thunberg) Candolle var. tenuipes P. S. Hsu & L. C. Li; P. wuyishanensis Z. X. Yu.
Shrubs deciduous, to 3 m tall. Branchlets reddish brown or dark brown, gray villous when young, glabrous when old; buds reddish brown, narrowly ovoid, glabrous. Petiole 1–2 mm, initially slightly villous, later glabrous; leaf blade elliptic or rhomboidal-ovate to ovate-lanceolate, 2–5 × 1–2.2 cm, veins 4–6 pairs, raised abaxially and impressed adaxially, both surfaces glabrous or slightly gray villous along veins when young, glabrescent, base broadly cuneate or ± rounded, margin sharply serrate, apex acuminate to caudate. Inflorescences 2- or 3-fascicled or flowers solitary, without peduncle. Pedicel (2–)3–5 cm, slender, glabrous, sparsely minutely lenticellate. Flowers 6–8 mm in diam. Hypanthium glabrous abaxially. Sepals triangular-ovate, 1–1.5 mm. Petals white, suborbicular, 3–3.5 mm in diam., glabrous, apex obtuse. Stamens 15–20, shorter than or nearly as long as petals. Ovary densely gray villous apically; styles 2, connate from base nearly to middle or apex, glabrous. Fruit red, ellipsoid or oblong-ovate, 6–7 × 5–6 mm, glabrous; sepals incurved; fruiting pedicels 3–5 mm, lenticellate. Fl. Jun.
Slopes, roadsides, sparse woods, forests; 400--1500 m. Fujian, Guizhou, Hubei, Jiangxi, Sichuan, Zhejiang.



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