18. R. canina L.,

Sp. PI. 491 (1753).

Stems green; intemodes long. Prickles stout, curved or hooked; flowering stems rarely unarmed. Leaflets 5-7, 15^10 x 12-20 mm, ovate, obovate or elliptical, serrate or compound-serrate, glabrous and eglandular, dark to glaucous green, shining or dull above; petiole and rhachis often with acicles. Pedicels 10-20 mm, as long as or longer than the fruit, glabrous. Sepals deflexed and caducous after anthesis. Petals 15-25(-30) mm, pink to white. Disc wide, with the orifice less than 1 mm in diameter. Styles usually not long-exserted, densely villous to glabrous. Fruit 10-20 mm, globose, ovoid or ellipsoid, glabrous, red. 2n= 35. Europe northwards to c. 62° N. All except Az Fa Is Sb Tu.