The Qiong, a rare flower, is famous, and exists in Yangzhou only. This flower was inherited from the Han Dynasty (206BC-220AD), with the earliest one found in the Houtu Temple of Yangzhou (the present Qiong-flower Temple).
It usually blossoms around late April or in the first ten days of May, with a blooming period of approximately two weeks. It's white color just like jade, with a scent that as sails the nostrils. According to the legend, Qiong Flower was originated from a piece of jade which was brought down to the earth by immortal from fairy land and grow up to be a rare kind of flower, hence the name.
With the approval of the Yangzhou municipal people's congress, it was rated as the city flower of Yangzhou.