《山海经·山经·中山经》
山中有一种草，名称是草，叶子形状与葵菜叶相似，又是红色的茎干白色的花，果实很像野葡萄，服食了它就能使人增长智慧而不笨拙。
有草焉，名曰草，叶状如葵，而赤茎白华，实如蘡薁，食之不愚。
A certain grass is produced in this mountain, which is called cao, its leaves resemble those of the water spinach and has a red stem and white flower. The fruits are similar to those of wild grapes.  One grows wise and clever after taking it.