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FNA | Family List | FNA Vol. 12 | Cornaceae

15. Cornus sanguinea Linnaeus, Sp. Pl. 1: 117. 1753.

Bloodtwig dogwood Bloodtwig dogwood

Swida sanguinea (Linnaeus) Opiz

Shrubs, to 3 m, flowering at 1 m; rhizomes absent. Stems clustered; bark maroon to reddish brown, not corky, loosely verrucose; branchlets reddish brown to yellow to maroon, appressed-hairy when young; lenticels protruding on 2d year branches; pith white. Leaves: petiole 5–38 mm; blade elliptic to narrowly ovate, 4–17 × 1.5–12 cm, base attenuate, apex acuminate, abaxial surface white, hairs erect and appressed, tufts of erect hairs present in axils of secondary veins, adaxial surface green, hairs erect; secondary veins 3–5 per side, most arising from proximal 1/2. Inflorescences flat-topped, 3–6 cm diam., peduncle 20–40 mm; branches and pedicels green, turning maroon in fruit. Flowers: hypanthium densely appressed-hairy; sepals 0.2–0.6 mm; petals white, 2.5–4 mm. Drupes purple-black, globose or subglobose, 6–10 mm diam.; stone globose, 4–6 mm diam., smooth or slightly grooved, apex rounded. 2n = 22.

Flowering Apr–Jun; fruiting Aug–Sep. Disturbed areas; 0–1000 m; introduced; Mass., Pa., Wash.; Europe, w Asia.

Cornus sanguinea is frequently planted across North America and occasionally has become naturalized.


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