| Name | Erysiphe martii f. peucedani (Fuckel) Saccardo | 
| Authorship | (Fuckel) Saccardo | 
| Rank | Forma | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Erysiphe martii Léveillé | 
| Citation | 1875 Mycoth. Veneta Cent. II: no. 149 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Erysiphe martii f. peucedani (Fuckel) Saccardo | 
| Identification made in | [no date] (1) |