Thirteen flavonoids were isolated from the aerial parts of Iphiona scabra: the 3-sulphate, 3,4'disulphate and 3,7,4'-trisulphate of isorhamnetin; the 3,7disulphate and 3,7,4'-trisulphate of quercetin; and the 7-suiphate of hispiduhn; the 3-glucosides and 3-galactosides of isorhamnetin and quercetin; and artemetin, salvigenin and S-hydroxy-3,6,4'-tetramethoxytlavone.