British Columbia, Entité administrative | Naumann, 1994 in Wetterer & Porter, 2003 | Signalé(e) | Exotique | Envahissant |
Manitoba, Entité administrative | Ayre, 1977 in Wetterer & Porter, 2003 | Signalé(e) | Exotique | Envahissant |
Ontario, Entité administrative | Anonymous, 1979 in Wetterer & Porter, 2003 | Signalé(e) | Exotique | Envahissant |
Quebec, Entité administrative | S. Johnson, pers. comm. in Wetterer & Porter, 2003 | Signalé(e) | Exotique | Envahissant |