| Name | Phyllactinia catalpae U. Braun | 
| Authorship | U. Braun | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Phyllactinia | 
| Citation | 2012 Taxon. Man. Erysiphales 237 | 
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Phyllactinia catalpae U. Braun | 
| Identification made in | [no date] (1), 2024 (5) |