A Chinese Longquan celadon bowl, possibly 12-13th century, the bowl has deep rounded sides rising to a flaring rim from a short foot ring, the exterior with overlapping petals rising from the foot, covered with an even olive-green celadon glaze, the interior with crackled glaze, with an unglazed circle on the base exposing the body, 15.8cm diameter 12/13世纪（可能）青釉碗