| Name | Uromyces magnatus (Arthur) Arthur |
| Authorship | (Arthur) Arthur |
| Rank | Species |
| Placed in | Uromyces (Link) Unger |
| Citation | 1917 Mycologia 9(5): 311 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Uromyces magnatus (Arthur) Arthur |
| Identification made in | [no date] (5) |