| Name | Erysiphe castaneae U. Braun |
| Authorship | U. Braun |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Erysiphe R. Hedwig ex de Candolle: Fries |
| Citation | 2003 Schlechtendalia 10: 92 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Erysiphe castaneae U. Braun |
| Identification made in | [no date] (4), 2024 (1) |