Note: ☞ Yellow dock is Rumex crispus, with smooth curly leaves and yellow root, which that of other species is used medicinally as an astringent and tonic.
Etymology: AS. docce; of uncertain origin; cf. G. docken-blätter, Gael. dogha burdock, OF. doque; perh. akin to L. daucus daucum, Gr. �, �, a kind of parsnip or carrot, used in medicine. Cf. Burdock