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

14. Sorbus reducta Diels, Notes Roy. Bot. Gard. Edinburgh. 5: 272. 1912.

铺地花楸 pu de hua qiu

Shrubs dwarf, 15–60 cm tall. Branchlets brownish gray to brownish black, terete, with white and brown hairs when young, gradually glabrescent; buds ovoid, 4–8 mm, apex acute to shortly acuminate; scales several, reddish brown, apically white and reddish brown pubescent. Leaves imparipinnate, together with rachis 6–8 cm; petiole 1–2 cm; stipules linear-lanceolate, 5–7 mm, submembranous; rachis sulcate, slightly winged, sparsely pubescent when young, glabrate; leaflet blades 4–6-paired, at intervals of 6–10 mm, oblong-elliptic or oblong, 1–2 cm × 6–10 mm, abaxially glabrous, adaxially sparsely appressed villous, glabrous or subglabrous when old, base obliquely rounded, margin minutely sharply serrate, entire only at base, apex obtuse or acute. Inflorescences corymbose or compound corymbose, (2–)3–6 × 3–5 cm, few flowered; rachis and pedicels white pubescent, intermixed with few reddish brown hairs; bracts linear-lanceolate, 4–6 mm. Pedicel 1–2 mm. Flowers 6–7 mm in diam. Hypanthium campanulate, abaxially glabrous or reddish brown pubescent. Sepals triangular, 1.5–2.5 mm, apex obtuse. Petals white, ovate or broadly obovate, 3–5 × 3–4 mm, puberulous, apex obtuse, rarely somewhat emarginate. Stamens 20, ca. 1/2 as long as petals. Styles 3–5, equalling or lower than stamens, pubescent basally. Fruit white, globose, 6–8 mm in diam.; sepals persistent. Fl. May–Jun, fr. Sep–Oct.

Thickets on mountain slopes, mixed woods, stony mountain valleys, scrub, grasslands; 2200--4000 m. SW Sichuan, NW Yunnan.

1 Hypanthium glabrous abaxially.   14a var. reducta
+ Hypanthium reddish brown pubescent abaxially.   14b var. pubescens

Lower Taxa


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