《汉书·传·司马相如传上》
苑中到处被绿色的蕙草、江离香草所铺盖，蘼芜与香草留夷相间杂生，遍地生长结缕。丛生着深绿色的沙草。
青龙蚴蟉于东箱，象舆婉僤于西清，灵圉燕于闲馆，偓佺之伦暴于南荣，醴泉涌于清室，通川过于中庭。
The garden is covered with green orchids, Jiangli vanilla, mixed with cloves and fragrant vanilla, and knotted everywhere. Green grass grows in clumps.