dcsimg

Description

provided by eFloras
Trees deciduous, to 6 m tall, with thorns 1–2 cm or sometimes unarmed. Branchlets purplish brown when young, grayish brown when old, terete, subglabrous or glabrous when young; buds purplish red, triangular-ovoid, glabrous. Stipules falcate, ca. 8 mm, herbaceous, margin serrate, apex acuminate; petiole 2–6 cm, glabrous; leaf blade dark green adaxially, broadly ovate or triangular-ovate, rarely rhomboidal-ovate, 5–10 × 4–7.5 cm, lateral veins 6–10 pairs, usually extending to apices of lobes and to sinuses between lobes, abaxially sparsely pubescent along veins, adaxially lustrous, base truncate or broadly cuneate, with 3–5 pairs of lobes, margin sharply irregularly doubly serrate, apex shortly acuminate. Corymb 4–6 cm in diam., many flowered; peduncle initially pubescent, glabrate, bracts caducous, linear-lanceolate, membranous, apex acuminate. Pedicel 4–7 mm, initially pubescent, glabrescent. Flowers ca. 1.5 cm in diam. Hypanthium campanulate, abaxially grayish white pubescent. Sepals triangular-ovate to lanceolate, 4–5 mm, both surfaces glabrous, apex shortly acuminate. Petals white, obovate or suborbicular, 7–8 × 5–6 mm. Stamens 20. Ovary 5-loculed, with 2 ovules per locule; styles 3–5, pubescent basally. Pome dark red, subglobose or pyriform, 1–2.5 cm in diam., glabrous; sepals persistent; pyrenes 3–5. Fl. May–Jun, fr. Aug–Sep. 2n = 34*, 102*.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 9: 112 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras

Distribution

provided by eFloras
Hebei, Heilongjiang, Henan, Hubei, Jiangsu, Jilin, Liaoning, Nei Mongol, Shaanxi, Shandong, Shanxi, Xinjiang, Zhejiang [Korea].
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 9: 112 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras

Habitat

provided by eFloras
Among shrubs, slopes, also cultivated; 100--2000 m.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 9: 112 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras