| Name | Erysiphe hedwigii (Léveillé) U. Braun & S. Takamatsu |
| Authorship | (Léveillé) U. Braun & S. Takamatsu |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Erysiphe R. Hedwig ex de Candolle: Fries |
| Citation | 2000 Schlechtendalia 4: 9 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Erysiphe hedwigii (Léveillé) U. Braun & S. Takamatsu |
| Identification made in | [no date] (1) |