| Name | Polyporus biformis Fries |
| Authorship | Fries |
| Rank | Species |
| Placed in | Polyporus |
| GUID | urn:lsid:indexfungorum.org:names:191185 |
| Citation | 1833 Linnaea (Geneva) 8: 486 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polyporus biformis Fries |
| Identification made in | [no date] (1) |