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

52. Cotoneaster chengkangensis T. T. Yu, Acta Phytotax. Sin. 8: 220. 1963.

镇康栒子 zhen kang xun zi

Cotoneaster strigosus G. Klotz.

Shrubs deciduous, to 2 m tall. Branchlets grayish brown to grayish black, terete, initially densely yellow strigose, glabrous when old, inconspicuously verruculose. Petiole 1–3 mm, pubescent; stipules linear-lanceolate, nearly as long as or slightly longer than petioles, membranous, puberulous; leaf blade ovate or broadly elliptic to suborbicular, (0.8–)1–2 × 0.7–1.5 cm, both surfaces appressed pilose, more densely so adaxially, base broadly cuneate to subrounded, apex acute, sometimes mucronate. Inflorescences 2- or 3-flowered; bracts linear or lanceolate, nearly as long as or slightly longer than pedicels. Flowers 6–7 mm in diam. Pedicel 3–4 mm, pilose. Hypanthium campanulate, abaxially puberulous. Sepals triangular, 1–1.5 × 1.5–2 mm, apex acute. Petals erect, pinkish, ovate or obovate, 3–4 × 2–3 mm, base shortly clawed, apex obtuse. Stamens 15–20, shorter than petals. Ovary pilose apically; styles 4 or 5, free, somewhat not exceeding stamens. Fruit usually nodding, red, ellipsoid, 8–9 × 5–7 mm, short puberulous, glabrous when old, pyrenes usually 3. Fl. May–Jun, fr. Sep–Oct.

Rocky places, alongside ditches; 2300--3400 m. W Yunnan.


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