Cow bitter

Tansy health benefits (Crysanthemum balsamita - Fam. Compositae)
Popular names: Bitter Buttons, Cow Bitter, Mugwort, or Golden Buttons.

herbaceous flowering plant of the aster family that is native to temperate Europe and Asia. It has been introduced to other parts of the world and in some cases has become invasive. It is also known as Common Tansy, Bitter Buttons, Cow Bitter, ...