| Name | Stereocaulon tomentosum var. compacturn Frey |
| Authorship | Frey |
| Rank | Variety |
| Placed in | Stereocaulon tomentosum Fries |
| GUID | urn:lsid:indexfungorum.org:names:432241 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Stereocaulon tomentosum var. compacturn Frey |
| Identification made in | [no date] (6) |