| Name | Erysiphe betae (Vanha) Weltzien |
| Authorship | (Vanha) Weltzien |
| Rank | Species |
| Placed in | Erysiphe R. Hedwig ex de Candolle: Fries |
| Citation | 1963 Phytopathol. Z. 47: 127 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Erysiphe betae (Vanha) Weltzien |
| Identification made in | [no date] (1) |