Tree names in ancient mythology. Shan Hai Jing Huang Da Bei Jing: "In the desert, there are Hengshan Mountain, Jiuyin Mountain and Yinye Mountain. There are mangroves, green leaves and safflower on it, which is called Ruomu. "
Tang Liqiao's poem "The Sun" says: "When the sun rises, Fusang Road rises like a branch." In the Qing Dynasty, the Qian poem "Zeng Hu Bath Day": "At six o'clock in the bath day, the Dan Garden is uneven."