Rosa canina L.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Rosaceae
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Scientific Name
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Description
Species Description - Arching shrub 1–3 m, the stems armed with stout, flattened, hooked prickles; stipules of the principal lvs linear, those of the uppermost lvs dilated, to 4 mm wide; lfls 5 or 7, ovate-elliptic, 2–4 cm, glabrous or with a few deciduous glands on the main veins beneath; pedicels and hypanthium usually glabrous; wall of the hypanthium conspicuously thickened around the very narrow orifice; fls 1–4, long-pedicellate; sep soon reflexed, then deciduous; pet 1.5–2.5(–3) cm, pink to white; styles shortly exserted; 2n=35. Native of Europe, escaped from cult. here and there in our range.
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Common Names
dog-rose