| Name | Uromyces effusus (Peck) De Toni |
| Authorship | (Peck) De Toni |
| Rank | Species |
| Placed in | Uromyces (Link) Unger |
| Citation | 1888 Syll. Fung. 7(2): 576 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Uromyces effusus (Peck) De Toni |
| Identification made in | [no date] (3) |