| (Prairie sage; Silver wormwood; Western mugwort)
An aromatic native of Montana and other western states. Forms dense silver-green patches spreading by rhizome. It was an important herb of the First Nations people throughout much of North America. It is one of the "sages" used in ceremonial smudging. Its bitter principles stimulate gastric and bile secretion, improves appetite, and help relieve colic caused by gallstones. Traditionally used to regulate menstruation when women are suffering from a difficult and painful period and to treat coughs and colds. Ht. 30-90cm/1-3ft.