Each with deep rounded sides rising from a tall cylindrical foot to the out-curved petal-cut rim, the sides of the interior applied with six slip ribs that rise to the slight notches cut in the rim, covered inside and out with a glaze of grey-green color that thins on the ribs and falls to the top of the high foot which is covered with a thin clear glaze, wood stands, boxes (2).

Provenance: The Collection of Mr. and Mrs. Eugene Bernat; Sotheby's, New York, 7 November 1980, lot 144.
Spink & Son Ltd., London, 1983. 

Exhibited: Chinese Ceramics of the Sung Dynasty, Currier Gallery of Art, Manchester, New Hampshire, 1959, p. 4, no. 49. 

Note: The shape of these high-footed, flower-form bowls is related to lacquer bowls of this shape produced during the Song dynasty, such as the black lacquer bowl inscribed with a date corresponding to 1082 in the Tenri Museum, Japan, illustrated by S. Riddell, Dated Chinese Antiquities, 600-1650, London/Boston, 1979, p. 202, no. 158. See, also, a Yaozhou celadon bowl of this shape with ribs similarly applied to the interior walls illustrated by B. Grey, Early Chinese Pottery and Porcelain, 1953, pl. 72A. 

Christie's. Fine Chinese Ceramics and Works of Art Part I & II,  15 - 16 September 2011. New York, Rockefeller Plazza