| belarus | | betula pendula var. carelica | varietas | 5 | 0 |
| canada | british columbia | betula pendula | species | 1 | 0 |
| denmark | | betula pendula | species | 1 | 0 |
| finland | | betula pendula | species | 70 | 0 |
| finland | uusimaa region | betula pendula | species | 6 | 0 |
| germany | | betula pendula | species | 1 | 0 |
| germany | bavaria | betula pendula | species | 2 | 0 |
| iran | north khorasan province | betula pendula | species | 1 | 0 |
| italy | south tyrol autonomous region | betula pendula | species | 8 | 0 |
| norway | | betula pendula | species | 1 | 0 |
| poland | | betula pendula | species | 41 | 0 |
| poland | mazovia province | betula pendula | species | 1 | 0 |
| russia | | betula pendula | species | 3 | 0 |
| russia | | betula pendula var. carelica | varietas | 21 | 0 |
| russia | belgorod oblast | betula pendula | species | 0 | 1 |
| russia | voronezh oblast | betula pendula | species | 0 | 1 |
| sweden | | betula pendula | species | 3 | 0 |
| switzerland | geneva region | betula pendula | species | 2 | 0 |
| united kingdom | | betula pendula | species | 5 | 0 |
| united kingdom | scotland | betula pendula | species | 39 | 0 |