Yarrow
Yarrow , noun
[Old English yarowe, yarwe, yarowe, Anglo-Saxon gearwe; akin to Dutch gerw, Old High German garwa, garawa, German garbe, schafgarbe, and perhaps to English yare.]
(Botany) An American and European composite plant (Achillea Millefolium) with very finely dissected leaves and small white corymbed flowers. It has a strong, and somewhat aromatic, odor and taste, and is sometimes used in making beer, or is dried for smoking. Called also milfoil, and nosebleed.