Saint Croix National Scenic Riverway (Wisconsin)
10 Species
| Subject Name | Scientific Name | Family | Nativity |
|---|---|---|---|
| Canada thistle | Cirsium arvense (L.) Scop. | Asteraceae | Exotic |
| garlic mustard | Alliaria petiolata (Bieb.) Cavara & Grande | Brassicaceae | Exotic |
| musk thistle, nodding thistle | Carduus nutans L. | Asteraceae | Exotic |
| spotted knapweed | Centaurea stoebe ssp. micranthos (Gugler) Hayek | Asteraceae | Exotic |
| Tatarian honeysuckle | Lonicera tatarica L. | Caprifoliaceae | Exotic |
| purple loosestrife | Lythrum salicaria L. | Lythraceae | Exotic |
| common buckthorn, European buckthorn | Rhamnus cathartica L. | Rhamnaceae | Exotic |
| smooth brome | Bromus inermis Leyss. | Poaceae | Exotic |
| reed canarygrass | Phalaris arundinacea L. | Poaceae | Exotic |
| Grecian foxglove | Digitalis lanata Ehrh. | Plantaginaceae | Exotic |
