| Name | Puccinia cognata Sydow & P. Sydow |
| Authorship | Sydow & P. Sydow |
| Rank | Species |
| Placed in | Puccinia |
| Citation | 1902 ["1904"] Uredin. 1(1): 172 |
| Holdings | 12 Specimens held in the Harvard University Herbaria identified as Puccinia cognata Sydow & P. Sydow |
| Identification made in | [no date] (12) |