The anatomical structure of Tussilago farfara L. vegetative organs showed that its structure of root is a typical structure of dicotyledonea. Its primary xylem is quadriarch ones.
对款冬营养器官解剖结构研究表明：根为典型的双子叶植物根的结构，初生木质部四原型；
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OBJECTIVE To investigate and compare the effect of different extracts of Tussilago farara L. on the contraction of isolated ileum of guinea pig.