[Herbological study of 4 Chinese herbs in Ardisia and "yiedihong"]

Herbological study are given to the original plants of "Zijinniu", "Pingdimu", "Xiaoqing", "Duanjiaosanlang" and "Yiedihong" recorded in the herbal books. The research shows that they are not the same plant with different names. Also, "Yiedihong" doesn't belong to Ardisia.