Distribution
USA: CA , ID , MI , MT , OR , SD , UT , WA , WI , WY
Canada: AB ,
BC ,
ON Native Distribution: B.C. to c. CA, e. to MT & WY; in Canada e. to w. Ont. & s. to n. MI
Native Habitat: Rocky, wooded stream banks; lake margins; moist to dry woods; below 6500 ft.
USDA Native Status: L48(N), CAN(N)