| Name | Polyporus planus Wallroth |
| Authorship | Wallroth |
| Rank | Species |
| Placed in | Polyporus |
| GUID | urn:lsid:indexfungorum.org:names:202822 |
| Citation | 1833 Fl. Crypt. Germ. 2: no. 2943 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Polyporus planus Wallroth |
| Identification made in | [no date] (5) |