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

3. Crataegus hupehensis Sargent in Sargent, Pl. Wilson. 1: 178. 1912.

湖北山楂 hu bei shan zha

Crataegus hupehensis var. flavida S. Y. Wang.

Trees or shrubs, 3–5 m tall; branches sparsely thorny, sometimes unarmed. Branchlets purplish brown when young, grayish brown when old, terete, glabrous; buds purple, triangular-ovoid to ovoid, glabrous. Stipules caducous, lanceolate or falcate, 5–8 mm, herbaceous, margin glandular serrate, apex acuminate; petiole 3.5–5 cm, glabrous; leaf blade ovate or ovate-oblong, 4–9 × 4–7 cm, glabrous or only abaxially barbate in axils, base broadly cuneate or subrounded, margin crenate-serrate, with 2–4 pairs of shallow lobes at apical part; lobes ovate, apex shortly acuminate. Corymb 3–4 cm in diam., 7–9-flowered; peduncle glabrous; bracts caducous, linear-lanceolate, membranous. Pedicel 4–5 mm, glabrous. Flowers ca. 1 cm in diam. Hypanthium campanulate, glabrous. Sepals triangular-ovate, 3–4 mm, margin entire, glabrous. Petals white, ovate, ca. 8 × 6 mm. Stamens 20. Ovary 5-loculed, with 2 ovules per locule; styles 5, white tomentose basally. Pome red, subglobose, ca. 2.5 cm in diam., punctate, glabrous; sepals persistent, reflexed; pyrenes 5, smooth on both inner sides. Fl. May–Jun, fr. Aug–Sep. 2n = 34*.

Thickets on slopes; 500--2000 m. Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Shanxi, Sichuan, Zhejiang.


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