| croatia | | ophiostoma novo-ulmi subsp. novo-ulmi | subspecies | 1 | 0 |
| czech republic | | ophiostoma novo-ulmi subsp. novo-ulmi | subspecies | 4 | 0 |
| estonia | | ophiostoma novo-ulmi subsp. novo-ulmi | subspecies | 61 | 0 |
| iran | | ophiostoma novo-ulmi subsp. novo-ulmi | subspecies | 3 | 0 |
| russia | | ophiostoma novo-ulmi subsp. novo-ulmi | subspecies | 8 | 0 |
| slovakia | | ophiostoma novo-ulmi subsp. novo-ulmi | subspecies | 3 | 0 |
| slovakia | | ophiostoma novo-ulmi subsp. novo-ulmi h327 | no rank | 10 | 0 |