| Name | Aecidium stewartii Arthur & Cummins |
| Authorship | Arthur & Cummins |
| Rank | Species |
| Placed in | Aecidium |
| Citation | 1933 Mycologia 25(5): 399 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Aecidium stewartii Arthur & Cummins |
| Identification made in | [no date] (2) |