[Studies on chemical constituents of flavonoid from Verbena officinals].

Five compounds have been isolated from Verbena offcinals L. On the basis of spectral analysis and physicochemical properties, the compounds were identified as luteolin (1), kaempferol (2), quercetin (3), apigenin (4) and 4'-hydroxywogonin (5). 1, 2 and 3 were obtained from the genus for the first time.