any of a genus (Achillea) of perennial plants of the composite family; esp., the (A. millefolium), having a strong smell and taste, finely divided leaves, and clusters of small, pink or white flower heads
ME yarowe < OE gæruwe, akin to Ger garbe
See yarrow in American Heritage Dictionary 4
Any of several plants of the genus Achillea of the composite family, especially A. millefolium, native to Eurasia, having finely dissected foliage and flat corymbs of usually white flower heads. Also called achillea, milfoil.