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

50. Cotoneaster divaricatus Rehder & E. H. Wilson in Sargent, Pl. Wilson. 1: 157. 1912.

散生栒子 san sheng xun zi

Shrubs deciduous, erect, 1–2 m tall, sparsely branched. Branchlets spreading, dark reddish brown or dark grayish brown, terete, slender, initially strigose, glabrous when old. Petiole 1–2(–3) mm, pubescent; stipules caducous, linear-lanceolate, 2–5 mm, slightly pubescent; leaf blade elliptic or broadly elliptic, rarely obovate, 0.7–2 cm × 5–10 mm, midvein raised abaxially and ± impressed adaxially, both surfaces initially pubescent, adaxially subglabrous when old, base broadly cuneate, apex acute, rarely ± obtuse, sometimes mucronate. Inflorescences 5–6 mm in diam., 2–4-flowered; bracts caducous, linear-lanceolate, slightly pubescent. Pedicel 1–2 mm, sparsely pubescent. Flowers 3–4 mm. Hypanthium sparsely pubescent abaxially. Sepals triangular, 1–2 mm, apex acute. Petals erect, pink, ovate or oblong, 3–4 × 2–3 mm, base shortly clawed, apex obtuse. Stamens 10–15, shorter than petals. Ovary pubescent apically; styles 2, free, not exceeding stamens. Fruit red, ellipsoid, 5–7 mm in diam., sparsely pubescent, pyrenes (1 or)2(or 3). Fl. Apr–Jun, fr. Sep–Oct.

Rocky slopes, gullies, forests, shrubwoods, thickets; 1600--3400 m. Anhui, Gansu, Guizhou, Hubei, Hunan, Jiangxi, Shaanxi, Sichuan, Xinjiang, Xizang, Yunnan, Zhejiang.


 

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