Legend has it that daffodils are the incarnations of Yao Emperor's daughters E Huang and Nv Ying. They are all married to Shun. Their elder sister is a queen and their younger sister is a princess. Their relationship is very good. Shun southern tour accident, and both buried in Xiangjiang River. God took pity on their loved ones, so he turned their souls into daffodils by the river, and they became the flower gods of daffodils in December. Based on this, predecessors wrote many poems praising narcissus, such as Cao Zhi's Ode to Luoshen, and the poems before and after Narcissus in Song Dynasty. If they condense the beauty of daffodils to one point, it is "pure".