| austria | | alnus alnobetula | species | 2 | 0 |
| canada | british columbia | alnus alnobetula | species | 5 | 0 |
| canada | manitoba | alnus alnobetula | species | 2 | 0 |
| canada | newfoundland and labrador | alnus alnobetula | species | 4 | 0 |
| canada | northwest territories | alnus alnobetula subsp. crispa | subspecies | 4 | 0 |
| canada | nunavut | alnus alnobetula subsp. crispa | subspecies | 2 | 0 |
| canada | ontario | alnus alnobetula | species | 3 | 0 |
| china | | alnus alnobetula | species | 1 | 0 |
| france | | alnus alnobetula subsp. alnobetula | subspecies | 1 | 0 |
| france | pays de la loire region | alnus alnobetula subsp. suaveolens | subspecies | 5 | 0 |
| russia | krasnoyarsk krai | alnus alnobetula subsp. alnobetula | subspecies | 4 | 0 |
| russia | sakha republic | alnus alnobetula subsp. fruticosa | subspecies | 1 | 0 |
| switzerland | | alnus alnobetula | species | 3 | 0 |
| united kingdom | scotland | alnus alnobetula | species | 1 | 0 |
| united states | | alnus alnobetula subsp. sinuata | subspecies | 2 | 0 |
| united states | alaska | alnus alnobetula | species | 2 | 0 |