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Chinese Plant Names | Family List | Rosaceae | Sorbus

Sorbus thomsonii (King) Rehd.


Description from Flora of China

Pyrus thomsonii King ex J. D. Hooker, Fl. Brit. India 2: 379. 1878; Aria thomsonii (King ex J. D. Hooker) H. Ohashi & H. Iketani.

Trees 8–10 m tall. Branchlets grayish brownish or gray brown, terete, glabrous, sparsely white lenticellate; buds ovoid, 4–6 mm, apex acute; scales several, brownish, glabrous. Leaves simple; petiole 5–10 mm, glabrous; leaf blade oblong-elliptic or elliptic-lanceolate, 4–8 × 2–3 cm, lateral veins 7–10(–12) pairs, slightly curved and anastomosing toward margin, both surfaces glabrous, base cuneate, shallowly minutely serrate, apex acute to shortly acuminate. Compound corymbs 2.5–3.5 × 4–5 cm, more than 10-flowered; rachis and pedicels glabrous. Pedicel 4–8 mm. Flowers 0.8–1.2 cm in diam. Hypanthium campanulate, abaxially glabrous. Sepals triangular or triangular-ovate, apex ± obtuse. Petals white, ovate to obovate, 4–5.5 × 4–5 mm, adaxially sparsely pilose, apex ± obtuse. Stamens 20, unequal in length, longer ones slightly longer than petals, shorter ones shorter than petals. Styles (2 or)3(or 4), not exceeding stamens, glabrous, connate near base. Fruit subglobose, 8–10(–12) mm in diam., with few small lenticels, 2–4-loculed, with an annular scar. Fl. Apr–May, fr. Aug–Sep.

Forests on slopes, shrubby thickets in valleys; 1500--2800 m. Sichuan, SE Xizang, Yunnan [Bhutan, India, E Nepal, N Myanmar, Sikkim].


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