| Name | Polyporus tenuissimus Léveillé |
| Authorship | Léveillé |
| Rank | Species |
| Placed in | Polyporus |
| GUID | urn:lsid:indexfungorum.org:names:437941 |
| Citation | 1844 Ann. Sci. Nat., Bot. sér. 3 2: 188 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Polyporus tenuissimus Léveillé |
| Identification made in | [no date] (2) |