Overview

Distribution

NW Yunnan.
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© Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA

Source: Missouri Botanical Garden

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Physical Description

Morphology

Description

Shrubs ca. 6 m tall, thorny; thorns 6–10 mm. Branchlets grayish brown, terete, white tomentose when young, soon glabrescent; buds purplish brown, ovate-triangular, glabrous. Stipules caducous, ovate-lanceolate or falcate, 6–10 mm, membranous, subglabrous, margin glandular serrate, apex acute-acuminate; petiole 1.8–2.8 cm, initially pubescent, soon glabrescent; leaf blade broadly ovate, 4.5–6 × 3–5.5 cm, abaxially sparsely pubescent, densely so along veins, adaxially sparsely pubescent, base cuneate or broadly cuneate, margin remotely doubly serrate and with (2 or)3–5 pairs of lobes, apex obtuse or acute. Corymb 3.6–6 cm in diam., many flowered; peduncle white tomentose; bracts caducous, linear-lanceolate, membranous. Pedicel 4–12 mm, white villous. Flowers ca. 1 cm in diam. Hypanthium campanulate, adaxially white villous. Sepals triangular-ovate, slightly shorter than hypanthium, 2–3 mm, both surfaces white pubescent. Petals white, suborbicular, ca. 8 × 6 mm. Stamens 20. Styles 2, rarely 3, pubescent basally. Pome reddish yellow, subglobose, ca. 6 mm in diam., white pubescent, rarely subglabrous; sepals persistent, reflexed; pyrenes 2 or 3, with concave scars on both inner sides. Fl. May, fr. Aug–Sep.
Creative Commons Attribution Non Commercial Share Alike 3.0 (CC BY-NC-SA 3.0)

© Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA

Source: Missouri Botanical Garden

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Ecology

Habitat

On shrub-covered slopes; 2500--3300 m.
Creative Commons Attribution Non Commercial Share Alike 3.0 (CC BY-NC-SA 3.0)

© Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA

Source: Missouri Botanical Garden

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