| czech republic | | heterobasidion parviporum | species | 110 | 0 |
| finland | | heterobasidion parviporum | species | 6 | 0 |
| germany | | heterobasidion parviporum | species | 2 | 0 |
| india | | heterobasidion parviporum | species | 7 | 0 |
| italy | | heterobasidion parviporum | species | 7 | 0 |
| japan | | heterobasidion parviporum | species | 3 | 0 |
| japan | gunma prefecture | heterobasidion parviporum | species | 6 | 0 |
| japan | hokkaido prefecture | heterobasidion parviporum | species | 59 | 0 |
| kyrgyzstan | | heterobasidion parviporum | species | 2 | 0 |
| latvia | | heterobasidion parviporum | species | 3 | 0 |
| montenegro | | heterobasidion parviporum | species | 3 | 0 |
| norway | | heterobasidion parviporum | species | 3 | 0 |
| norway | more og romsdal county | heterobasidion parviporum | species | 0 | 1 |
| norway | nord-trondelag county | heterobasidion parviporum | species | 1 | 0 |
| poland | | heterobasidion parviporum | species | 14 | 0 |
| russia | perm krai | heterobasidion parviporum | species | 1 | 0 |
| spain | | heterobasidion parviporum | species | 3 | 0 |
| sweden | | heterobasidion parviporum | species | 1 | 0 |
| switzerland | | heterobasidion parviporum | species | 2 | 0 |
| united states | california | heterobasidion parviporum | species | 2 | 0 |