| Name | Erysiphe biocellata Ehrenberg |
| Authorship | Ehrenberg |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Erysiphe R. Hedwig ex de Candolle: Fries |
| Citation | 1821 Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 10: 211 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Erysiphe biocellata Ehrenberg |
| Identification made in | [no date] (2), 1984 (1), 1985 (2) |