| Name | Erysiphe calocladophora (G. F. Atkinson) U. Braun & S. Takamatsu |
| Authorship | (G. F. Atkinson) U. Braun & S. Takamatsu |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Erysiphe R. Hedwig ex de Candolle: Fries |
| Citation | 2000 Schlechtendalia 4: 6 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Erysiphe calocladophora (G. F. Atkinson) U. Braun & S. Takamatsu |
| Identification made in | [no date] (6), 2025 (1) |