In Qu Yuan's works，esp.in his masterpiece Lisao，the words of fragrant grasses，flowers and trees are frequently used，which have been often quoted by the later generations.During this process，it is gradually evolved into the literary quotations of the fragrant grasses with abundant content and various forms.Grooming systematically the different versions of the literary quotations of Ren Lan Jie Pei（纫兰结佩），Mei Ren Chi Mu（美人迟暮），Jiu Wan（九畹），Can Ying Yin Lu（餐英饮露），Fang Cao Xiao Ai（芳草萧艾），and Xiang Cao Mei Ren（香草美人）in Lisao，we can find that the fragrant grasses are usually used as figures of speech for the beautiful virtues and noble personality.