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

33. Cerasus pusilliflora (Cardot) T. T. Yu & C. L. Li, Fl. Reipubl. Popularis Sin. 38: 66. 1986.

细花樱桃 xi hua ying tao

Prunus pusilliflora Cardot, Notul. Syst. (Paris) 4(1): 27. 1920.

Trees or shrubs, 3–10 m tall. Bark grayish brown to grayish black. Branchlets gray; young branchlets green, glabrous or nearly so. Winter buds ovoid, glabrous. Stipules lorate, slightly shorter than petiole, soon caducous, margin gland-tipped fimbriate. Petiole 5–8 mm, pilose, glabrescent, with 1 or 2 purplish black nectaries at apex or leaf blade base; leaf blade obovate-oblong to ovate-elliptic, 4–6 × 2–3.5 cm, abaxially pale green and pilose along veins but glabrescent, adaxially dark green and glabrous, base rounded to rarely subcordate, margin acutely serrate and/or biserrate and teeth with a minute apical gland, apex acute to rarely acuminate. Inflorescences umbellate-racemose, 3–5-flowered; involucral bracts ovate-elliptic, 3–4 mm, abaxially glabrous, adaxially appressed pilose, margin glandular serrate; peduncle very short, slightly elongate in fruit; bracts brown, ca. 1.5 mm. Flowers 1–1.5 cm in diam. Pedicel 5–10 mm, glabrous. Hypanthium campanulate, 4–5 × 2–3 mm, outside glabrous. Sepals long ovate, 1/2 or more as long as hypanthium, margin distantly serrate, apex acute. Petals white, ovate, apex rounded to sometimes emarginate. Stamens 25–40. Style basally pilose. Drupe red, ovoid, ca. 8 × 6–7 mm; endocarp ± sculptured. Fl. Feb–Mar, fr. Apr–May.

Forests in mountains, ravines, also cultivated; 1400--2100. Yunnan.


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