[n = 11]
| Year / Period | From | To | Established | Ecol. effects |
|---|---|---|---|---|
| 1901 - 1905 | North America | New Zealand | not established | |
| 1881 | Unknown | Italy | not established | |
| 1881 | USA | Germany | not established | unknown |
| 1881 | USA | France | not established | |
| 1886 | USA | UK | not established | unknown |
| 1886 | unknown | Canada | established | probably some |
| 1887 | USA | Switzerland | not established | |
| 1904 | Unknown | Argentina | probably established | |
| 1907 | USA | Netherlands | not established | |
| 1926 | USA | Japan | not established | |
| 1930 | Unknown | Chile | established |