Common Yarrow

Description

Strongly aromatic, rhizomatous perennial to 3' in height. Leaves finely 2- to 3-pinnate, lower leaveslanceolate to oblanceolate, to 8" long, long-petioled, the upper leaves lanceolate to linear, sessile, theheads about 1/4" across in round to flat corymbs; flowers usually white.