双茎西洋参的植物形态  

PLANT MORPHOLOGY OF DOUBLE STEM PANAX QUINQUEFOLIUM L

作　　者：刘惠卿[1] 胡炳义[1] 赵勇华[1] 李君山[1] 刘塔斯[2] 

机构地区：[1]中国医学科学院中国协和医科大学药用植物研究所,北京100094 [2]湖南中医学院,长沙410007

出　　处：《植物研究》2001年第4期567-568,共2页Bulletin of Botanical Research

摘　　要：经多年选育 ,从双茎西洋参个体群中选出具有对称双芽苞特征较稳定个体。一、二年生少有双芽苞 ,三、四年生在茎基部出现 ;果实较多 ;主根短粗 ,单株重量高于单茎。Individual plant stably possessing symmetric two buds was obtained from a group of double stem Panax quinquefolium L by several years' selecting breeding.There were a few of two buds in annual and biennial plants.However,symmetric two buds appeared in the stem base of triennial and quadrennial plants.Characteristics of the plants possessing symmetric two buds are:(1)more fruits;(2)short and thick main root;(3)heavier weight compared with plant possessing a stem.

关 键 词：双茎西洋参 植物形态 选育 

分 类 号：Q949.763.2[生物学—植物学] S567.53[农业科学—中草药栽培]