ARM 4.5.207. PRIORITY 1B

(1) These weeds have limited presence in Montana. Management criteria will require eradication or containment and education: (a) Knotweed complex (Polygonum cuspidatumˌ P. sachalinenseˌ P. × bohemicumˌ Fallopia japonicaˌ F. sachalinensisˌ F. × bohemicaˌ Reynoutria japonicaˌ R. sachalinensisˌ and R.× bohemica); (b) Purple loosestrife (Lythrum salicaria); (c) Rush skeletonweed (Chondrilla juncea); (d) Scotch broom (Cytisus scoparius); and (e) Blueweed (Echium vulgare).