虎杖,是中国古人在很早年代就食用的蔬菜和药物之一。两千年前,《尔雅》载有“”字,释义为“虎杖”;郭璞注释说虎杖“有细刺,可以染赤”。宋代科学家、医学家苏颂说:“(虎杖)根茎如竹笋状,上有赤斑点;”明代医学家李时珍也解释说:“杖,言其茎;虎,言其斑也。”这表明,“虎杖”之 The giant knotweed is one of the vegetables and medicines that the ancient Chinese used to eat in the early days. Two thousand years ago, “Er Ya” contained the word “”, which was interpreted as “Huzhang”; Guo Zhen commented that the giant knotweed “had fine sting and could dye the red.” Su Song, a scientist and medical scientist of the Song Dynasty, said: “The rhizome of the (Polygonum cuspidatum) is bamboo shoot-like with red spots on it;” explained Ming Dynasty medical scientist Li Shizhen: “The rod, the stem, the tiger, and the macula.” This shows that “Pusicon”