| Name | Hydnum udum Fries |
| Authorship | Fries |
| Rank | Species |
| Placed in | Hydnum |
| GUID | urn:lsid:indexfungorum.org:names:169941 |
| Citation | 1821 Syst. Mycol. 1: 422 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Hydnum udum Fries |
| Identification made in | [no date] (5) |