| Name | Umbilicaria cylindrica var. denudata (Turner & Borrer) Frey |
| Authorship | (Turner & Borrer) Frey |
| Rank | Variety |
| Placed in | Umbilicaria cylindrica (Linnaeus) Delise |
| GUID | urn:lsid:indexfungorum.org:names:452494 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Umbilicaria cylindrica var. denudata (Turner & Borrer) Frey |
| Identification made in | [no date] (4) |