| canada | ontario | viola rostrata | species | 2 | 0 |
| canada | quebec | viola rostrata | species | 1 | 0 |
| japan | akita prefecture | viola rostrata var. japonica | varietas | 2 | 0 |
| japan | iwate prefecture | viola rostrata var. japonica | varietas | 4 | 0 |
| japan | yamagata prefecture | viola rostrata var. japonica | varietas | 2 | 0 |