| Name | Peltigera polydactylon f. collina Nylander |
| Authorship | Nylander |
| Rank | Forma |
| Placed in | Peltigera polydactylon (Necker) Hoffmann |
| GUID | urn:lsid:indexfungorum.org:names:452389 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Peltigera polydactylon f. collina Nylander |
| Identification made in | [no date] (1) |