An Iznik polychrome pottery dish, Turkey, circa 1580. 

of deep rounded form, decorated in underglaze cobalt blue, pale turquoise, and relief red and outlined in black, with a central foliate motif issuing sprays of rosettes, a large carnation and a tulip, the rim with breaking wave pattern, the reverse with alternating circular and floral motifs.

Dishes comparable in shape and size, depicting full red roses with sinuous stems, speckled tulips and almondine leaves with serrated edges, and rimmed with the breaking wave pattern, are published in Atasoy and Raby, Iznik: the Pottery of Ottoman Turkey, 1989, p.232, nos.415 and 418; both sold through Sotheby’s: 20 Apr. 1983, lot 158 and 27 Apr. 1981, lot 238, respectively.

Other related pieces are in the Musée National de la Renaissance, published in Hitzel and Jacotin, Iznik, Paris, 2005, nos.142 and 152. (source http://islamic-arts.org)