Abstract: Abstract "Medo gaengia" is a famous Tibetan medicine used for antifebrile, antirheumatic, and so on, which original plants belong to some species of Saussurea (Compositae). From one of original plants of this medicine, S. tridactyla Sch. -Bip. var. maidugonia S. W. Liou, nine compounds have been isolated and identi-fied as apigenin ( 1 ) , apigenin- 7 - β-D-glucoside (2) , umbelliferonc (3) , umbelliferonc-7-β-D-glucosidc (4) , scopoletin (5) , P-hydroxyacetophenonc (6) , 3-indolylacetic acid (7) , colchicinc (8) and β-sitosterol (9) .

Key words: Saussurea

摘要： 菊科植物丛株雪兔子（Saussurea tridactyla Sch.-Bip. var. maidugola S. W.Liou）为西藏藏族药物雪莲花的原植物之一，从中分离到九种化学成分，分别鉴定为芹菜素，芹莱索-7-葡萄糖甙，伞形花内酯，伞形花内酯-7-葡萄糖甙，东莨菪素，对羟基苯乙酮，3-吲哚乙酸，秋水仙碱及β-谷甾醇。

关键词: 凤毛菊属, 丛株雪兔子, 雪莲花