[ noun ] bitter Old World herb of hedgerows and woodland margins having toothed leaves and white or pale pink flowers <noun.plant>
Motherwort \Moth"er*wort`\, n. (Bot.) (a) A labiate herb ({Leonurus Cardiaca}), of a bitter taste, used popularly in medicine; lion's tail. (b) The mugwort. See {Mugwort}.
Lion's tail \Li"on's tail`\ (l[imac]"[u^]nz t[=a]l`) n. (Bot.) A genus of labiate plants ({Leonurus}); -- so called from a fancied resemblance of its flower spikes to the tuft of a lion's tail. {Leonurus Cardiaca} is the common {motherwort}.
Mugwort \Mug"wort`\, n. [AS. mucgwyrt. Cf. {Midge}.] (Bot.) A somewhat aromatic composite weed ({Artemisia vulgaris}), at one time used medicinally; -- called also {motherwort}.