| Name | Uromyces sparganii Cooke & Peck |
| Authorship | Cooke & Peck |
| Rank | Species |
| Placed in | Uromyces (Link) Unger |
| Holdings | 16 Specimens held in the Harvard University Herbaria identified as Uromyces sparganii Cooke & Peck |
| Identification made in | [no date] (15), 1935 (1) |