| Name | Phyllactinia orbicularis (Ehrenberg) U. Braun |
| Authorship | (Ehrenberg) U. Braun |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Phyllactinia |
| Citation | Taxon. Man. Erysiphales 264 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Phyllactinia orbicularis (Ehrenberg) U. Braun |
| Identification made in | [no date] (1) |