| Name | Erysiphe circumfusa var. plantaginis Desmazières |
| Authorship | Desmazières |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Erysiphe circumfusa (Schlechtendal) Schlechtendal |
| Citation | 1829 Pl. Crypt. N. France Fasc. 9: no. 403 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Erysiphe circumfusa var. plantaginis Desmazières |
| Identification made in | [no date] (1) |