| Name | Erysiphe necator Schweinitz |
| Authorship | Schweinitz |
| Rank | Species |
| Placed in | Erysiphe R. Hedwig ex de Candolle: Fries |
| Contains | Erysiphe necator var. ampelopsidis (Peck) U. Braun & S. Takamatsu |
| Citation | 1832 [1834] Trans. Amer. Philos. Soc. New Series 4(2): 270 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Erysiphe necator Schweinitz |
| Identification made in | [no date] (10) |