| Name | Polyporus arcuatus Patouillard |
| Authorship | Patouillard |
| Rank | Species |
| Placed in | Polyporus |
| Citation | 1889 J. Bot. (Morot) 3: 256 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Polyporus arcuatus Patouillard |
| Identification made in | [no date] (1), 1980 (1) |