| Name | Phyllactinia ostryae U. Braun | 
| Authorship | U. Braun | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Phyllactinia | 
| Citation | 2012 Taxon. Man. Erysiphales 265 | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Phyllactinia ostryae U. Braun | 
| Identification made in | [no date] (2) | 
