| Name | Polyporus lignosus Klotzsch | 
| Authorship | Klotzsch | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Polyporus | 
| GUID | urn:lsid:indexfungorum.org:names:150776 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polyporus lignosus Klotzsch | 
| Identification made in | 1962 (1) |