| 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) |