| Name | Polyporus fragilis Fries |
| Authorship | Fries |
| Rank | Species |
| Placed in | Polyporus |
| Citation | 1828 Elench. Fung. [Batsch] 1: 86 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Polyporus fragilis Fries |
| Identification made in | [no date] (4) |