"Compendium of Materia Medica" states: Han Wu, there is a horse liver stone can Wu people hair, so the later hidden this (He Shouwu) name, also known as the horse liver stone. Tang dynasty li ao has "he shouwu biography" cloud: he shouwu seedling such as wood ligustrum glossy, shaped like peach willow leaf, its back bias, single, are born not relative. There are male and female, the female seedling color yellow and white, the male yellow and red. Their birth is far away from each other, the night is the seedling trailing cross or invisible. Medical writings "Daming Materia Medica" ("Rihuazi Materia Medica", the works of the Five Dynasties period) described: because of the He Shouwu see vines at night, then that is to be harvested to have the merit of the name of the picker. Kai Bao Ben Cao" (Song) said: this out of Shunzhou Nanhe County, now outside the ridge Jiangnan states have. Vine purple, flowers yellow and white, leaves like yam and not light. The root is as big as a fist, and there are two kinds of red and white, the red one is male and the white one is female. At that time, there was already a record of the vinegar method of concocting He Shouwu. Japanese Oga Gezi in July 1918 in today's Liaoning Province, Fuxian Deli Temple collected specimens of He Shouwu, stored in the Herbarium of the Institute of Botany, Chinese Academy of Sciences in Beijing.