我们发现部分药物学书籍将黄连、元胡等的植物图之地下部分画错。现将我们在生产实践中所知道的情况叙述于后,供编书单位和读者参考。一、黄连 Coptis chinensis Franch.即商品中的味连。从育苗到收获一般需经七年,在这期间,地下茎逐年形成数枝向上丛生一簇,呈倒鸡爪状。黄连的形成是茎枝经多年生长,每年新旧芽苞更替、叶柄脱落再生,加之培土,使着生很多须根,地下茎膨大后而形成。故每一个鸡爪上有叶柄脱落后形成的鳞 We found that some pharmacological books made mistakes in the underground parts of the plant maps of Huang Lian and Yuan Hu. What we know in the production practice is described later, for the reference of the book-making unit and readers. One, Coptis chinensis Franch. It usually takes seven years from the nursery to the harvest. During this period, underground stems form a cluster of upwards clusters year after year, showing a backward chicken claw shape. The formation of Coptis chinensis is the result of years of growth of shoots, annual replacement of old and new shoots, regeneration of petiole shedding, and the addition of earth to make many fibrous roots and underground stems to form. Therefore, scales formed on each chicken paw after shedding