Early Ming Dynasty, late 14th/early 15th Century Incised at the center with a large peony flowerhead borne on a thick stem with dense foliage all within incised double lines and further molded at the cavetto with petals spreading out to the everted barbed rim, the exterior with further molded petals, all under an olive-green celadon glaze which continues over the foot rim and the base, a large single unglazed ring for firing to the base. 15in (38.1cm) diameter