| Name | Peronospora grisea Unger |
| Authorship | Unger |
| Rank | Species |
| Placed in | Peronospora |
| Contains | Peronospora grisea f. trifolii de Bary Peronospora grisea f. veronicae-serpyllifoliae J. Schröter |
| Citation | 1847 Bot. Zeitung (Berlin) 5(18): 315 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Peronospora grisea Unger |
| Identification made in | [no date] (1) |
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