| argentina | rio negro province | blumeria graminis | species | 3 | 0 |
| australia | | blumeria graminis f. sp. hordei | no rank | 4 | 0 |
| australia | queensland | blumeria graminis | species | 2 | 0 |
| canada | nova scotia | blumeria graminis | species | 1 | 0 |
| china | | blumeria graminis | species | 11 | 0 |
| china | | blumeria graminis f. sp. tritici | no rank | 2 | 0 |
| china | anhui | blumeria graminis f. sp. tritici | no rank | 1 | 0 |
| china | beijing | blumeria graminis | species | 0 | 1 |
| china | beijing | blumeria graminis f. sp. tritici | no rank | 1 | 0 |
| china | henan | blumeria graminis f. sp. tritici | no rank | 1 | 0 |
| china | sichuan | blumeria graminis | species | 0 | 1 |
| china | sichuan | blumeria graminis f. sp. tritici | no rank | 2 | 0 |
| china | tibet | blumeria graminis | species | 0 | 1 |
| china | yunnan | blumeria graminis | species | 0 | 1 |
| denmark | | blumeria graminis | species | 1 | 0 |
| france | | blumeria graminis | species | 5 | 0 |
| france | | blumeria graminis f. sp. tritici | no rank | 1 | 0 |
| france | aquitaine region | blumeria graminis | species | 2 | 0 |
| france | aquitaine region | blumeria graminis f. sp. tritici | no rank | 3 | 0 |
| france | auvergne region | blumeria graminis | species | 3 | 0 |
| france | auvergne region | blumeria graminis f. sp. tritici | no rank | 1 | 0 |
| france | rhone-alpes region | blumeria graminis | species | 2 | 0 |
| france | rhone-alpes region | blumeria graminis f. sp. tritici | no rank | 2 | 0 |
| germany | | blumeria graminis f. sp. tritici | no rank | 2 | 0 |
| germany | bavaria | blumeria graminis | species | 0 | 1 |
| germany | lower saxony | blumeria graminis | species | 0 | 1 |
| germany | north rhine-westphalia | blumeria graminis | species | 0 | 1 |
| germany | north rhine-westphalia | blumeria graminis f. sp. hordei a6 | no rank | 1 | 0 |
| germany | north rhine-westphalia | blumeria graminis f. sp. hordei k1 | no rank | 2 | 0 |
| germany | saxony | blumeria graminis | species | 0 | 1 |
| germany | schleswig-holstein | blumeria graminis | species | 0 | 1 |
| hungary | | blumeria graminis f. sp. poae | no rank | 1 | 0 |
| hungary | budapest | blumeria graminis | species | 2 | 0 |
| india | | blumeria graminis | species | 34 | 0 |
| india | | blumeria graminis f. sp. tritici | no rank | 102 | 0 |
| india | tamil nadu | blumeria graminis f. sp. tritici | no rank | 2 | 0 |
| iran | | blumeria graminis | species | 8 | 0 |
| iran | alborz province | blumeria graminis | species | 4 | 0 |
| iran | gilan province | blumeria graminis | species | 4 | 0 |
| iran | hamadan province | blumeria graminis | species | 3 | 0 |
| iran | mazandaran province | blumeria graminis | species | 3 | 0 |
| iran | razavi khorasan province | blumeria graminis | species | 3 | 0 |
| iran | sistan and baluchestan province | blumeria graminis | species | 0 | 1 |
| israel | | blumeria graminis f. sp. tritici | no rank | 114 | 0 |
| israel | northern district | blumeria graminis | species | 0 | 1 |
| israel | southern district | blumeria graminis | species | 0 | 1 |
| japan | | blumeria graminis | species | 1 | 0 |
| japan | aomori prefecture | blumeria graminis | species | 3 | 0 |
| japan | hokkaido prefecture | blumeria graminis | species | 9 | 0 |
| japan | mie prefecture | blumeria graminis | species | 6 | 0 |
| japan | mie prefecture | blumeria graminis f. sp. hordei | no rank | 2 | 0 |
| japan | nagano prefecture | blumeria graminis | species | 7 | 0 |
| japan | niigata prefecture | blumeria graminis | species | 3 | 0 |
| japan | shiga prefecture | blumeria graminis | species | 3 | 0 |
| japan | toyama prefecture | blumeria graminis | species | 3 | 0 |
| japan | yamanashi prefecture | blumeria graminis | species | 3 | 0 |
| lithuania | | blumeria graminis | species | 1 | 0 |
| poland | | blumeria graminis f. sp. tritici | no rank | 33 | 0 |
| south korea | | blumeria graminis | species | 1 | 0 |
| switzerland | | blumeria graminis f. sp. tritici | no rank | 6 | 0 |
| switzerland | geneva region | blumeria graminis | species | 28 | 0 |
| united kingdom | | blumeria graminis | species | 14 | 0 |
| united kingdom | | blumeria graminis f. sp. agropyri | no rank | 1 | 0 |
| united kingdom | | blumeria graminis f. sp. avenae | no rank | 2 | 0 |
| united kingdom | | blumeria graminis f. sp. bromi | no rank | 3 | 0 |
| united kingdom | | blumeria graminis f. sp. hordei | no rank | 4 | 0 |
| united kingdom | | blumeria graminis f. sp. poae | no rank | 1 | 0 |
| united kingdom | | blumeria graminis f. sp. secalis | no rank | 2 | 0 |
| united kingdom | | blumeria graminis f. sp. tritici | no rank | 145 | 0 |
| united kingdom | england | blumeria graminis | species | 1 | 0 |
| united kingdom | england | blumeria graminis f. sp. hordei | no rank | 1 | 0 |
| united kingdom | england | blumeria graminis f. sp. tritici jiw2 | no rank | 1922 | 0 |
| united states | | blumeria graminis | species | 2 | 0 |
| united states | alabama | blumeria graminis f. sp. tritici | no rank | 20 | 0 |
| united states | delaware | blumeria graminis f. sp. tritici | no rank | 28 | 0 |
| united states | georgia | blumeria graminis f. sp. tritici | no rank | 106 | 0 |
| united states | kentucky | blumeria graminis | species | 0 | 1 |
| united states | kentucky | blumeria graminis f. sp. tritici | no rank | 12 | 0 |
| united states | north carolina | blumeria graminis f. sp. tritici | no rank | 319 | 0 |
| united states | ohio | blumeria graminis | species | 1 | 0 |
| united states | virginia | blumeria graminis | species | 0 | 1 |
| united states | virginia | blumeria graminis f. sp. tritici | no rank | 88 | 1 |