| Name | Polyporus hirsutus var. scruposus Saccardo | 
| Authorship | Saccardo | 
| Rank | Variety | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Polyporus hirsutus (Wulfen) Fries | 
| Citation | 1876 Nuovo Giorn. Bot. Ital. 8(2): 163 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polyporus hirsutus var. scruposus Saccardo | 
| Identification made in | [no date] (1) | 
