Eight flavone glycosides were isolated from Launaea nudicaulis and identified as apigenin 7-glucoside and 7 gentiobioside, luteolin 7-glucoside, 7-gentiobioside, 7-rutinoside, 7,3'-diglucoside, 7,4'-diglucoside and 7-gentiobioside-4'-glucoside. All eight glycosides were detected in five other Launaea species; the 7-glucosides being the major glycosides in all species studied.