Well-potted and of square section, the exterior with green-enameled and incised with alternating panels of flying phoenix amidst clouds and flowers, the interior base with lingzhi sprig flanked by a phoenix and crane, the rim with a wide band of incised floral scrolling, all decorated in green enamel on a yellow ground, the base with a six-character Jiajing mark. Ming Dynasty Jiajing period. Compare a similar yellow ground green enamelled square bowl, featured in Sekai toji zenshu, vol. 14, Tokyo, 1976, p. 81, no. 82-83