| china | | alnus hirsuta | species | 1 | 0 |
| china | jilin | alnus hirsuta | species | 3 | 0 |
| japan | | alnus hirsuta | species | 5 | 0 |
| japan | aomori prefecture | alnus hirsuta | species | 1 | 0 |
| japan | fukuoka prefecture | alnus hirsuta | species | 1 | 0 |
| japan | fukushima prefecture | alnus hirsuta | species | 1 | 0 |
| japan | gifu prefecture | alnus hirsuta | species | 4 | 0 |
| japan | gifu prefecture | alnus hirsuta var. sibirica | varietas | 1 | 0 |
| japan | gunma prefecture | alnus hirsuta | species | 1 | 0 |
| japan | hiroshima prefecture | alnus hirsuta var. sibirica | varietas | 2 | 0 |
| japan | hokkaido prefecture | alnus hirsuta | species | 4 | 0 |
| japan | ibaraki prefecture | alnus hirsuta | species | 4 | 0 |
| japan | iwate prefecture | alnus hirsuta | species | 3 | 0 |
| japan | kochi prefecture | alnus hirsuta | species | 1 | 0 |
| japan | kumamoto prefecture | alnus hirsuta | species | 1 | 0 |
| japan | mie prefecture | alnus hirsuta | species | 1 | 0 |
| japan | miyazaki prefecture | alnus hirsuta | species | 2 | 0 |
| japan | nagano prefecture | alnus hirsuta | species | 2 | 0 |
| japan | niigata prefecture | alnus hirsuta | species | 1 | 0 |
| japan | niigata prefecture | alnus hirsuta var. sibirica | varietas | 1 | 0 |
| japan | shizuoka prefecture | alnus hirsuta | species | 1 | 0 |
| japan | tokyo prefecture | alnus hirsuta | species | 1 | 0 |
| japan | toyama prefecture | alnus hirsuta | species | 1 | 0 |
| japan | yamagata prefecture | alnus hirsuta var. sibirica | varietas | 1 | 0 |
| south korea | | alnus hirsuta | species | 8 | 0 |
| united states | | alnus hirsuta | species | 1 | 0 |
| united states | maryland | alnus hirsuta var. sibirica | varietas | 4 | 0 |