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

21. Cotoneaster dielsianus E. Pritzel, Bot. Jahrb. Syst. 29: 385. 1900.

木帚栒子 mu zhou xun zi

Shrubs deciduous, 1–2 m tall. Branchlets grayish black or brownish black, terete, thin, initially densely villous, glabrescent. Petiole 1–3 mm, tomentose; stipules partly persistent at fruiting, linear-lanceolate, nearly as long as or slightly longer than petioles, initially tomentose, glabrous when mature; leaf blade elliptic to ovate, (0.6–)1–2.5 × 0.8–1.5 cm, abaxially densely yellowish gray or gray tomentose, adaxially puberulous or subglabrous and shiny, base broadly cuneate or rounded, apex acute, rarely obtuse or emarginate. Corymbs 1.5–3 cm, 3–7-flowered; rachis and pedicels villous; bracts linear-lanceolate, 2–3 mm, pubescent. Pedicel 1–3 mm. Flowers 6–7 mm in diam. Hypanthium villous abaxially. Sepals triangular, 1–2 × 1.5–2.5 mm, apex acute, rarely obtuse or emarginate. Petals erect, pinkish, suborbicular or broadly obovate, 3–4 mm in diam., base shortly clawed, apex obtuse. Stamens 15–20, shorter than petals. Ovary pilose apically; styles 3(–5), free, very short. Fruit dark red or coral-red, subglobose or obovoid, 5–8 mm in diam., pyrenes 3–5. Fl. Jun–Jul, fr. Sep–Oct.

Waste slopes, river valleys, grassy places, thickets, dense forests; 1000--3600 m. Gansu, Guizhou, Hubei, Sichuan, Xizang, Yunnan.

1 Leaf blade 1–2.5 cm, adaxially puberulous; fruit red.   21a var. dielsianus
+ Leaf blade 0.6–1.5 cm, adaxially shiny, subglabrous; fruit coral-red.   21b var. elegans

Lower Taxa


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