| Name | Erysiphe communis f. ranunculi-acris Saccardo |
| Authorship | Saccardo |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Erysiphe communis (Wallroth) Schlechtendal: Fries |
| Citation | 1876 Mycoth. Veneta Cent. 7: no. 604 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Erysiphe communis f. ranunculi-acris Saccardo |
| Identification made in | [no date] (1) |