| Name | Peronospora gangliformis f. senecionis-vulgaris Saccardo |
| Authorship | Saccardo |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Peronospora gangliformis (Berkeley) Tulasne |
| Citation | 1876 Mycoth. Veneta Cent. 5: no. 488 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Peronospora gangliformis f. senecionis-vulgaris Saccardo |
| Identification made in | [no date] (1) |