Tangduanhua;Tiliae Mandshuricae Caulis,Folium et Flos Sources:The drug is the flower of Tilia mandshurica Rupr.et Maxim.(family Tiliaceae),growing in mountainside,mixed forest and broad-leaf forest,distributed in the northeast and the northwest of China. Actions and Indications:It is used to promote diaphoresis,relieve fever and infection by bacteria,for the treatment of common cold,pyelonephritis,oral ulcer,hematoma and pain on pharynx and larynx.