| Name | Hypogymnia rugosa (G. Merrill) L. H. Pike |
| Authorship | (G. Merrill) L. H. Pike |
| Rank | Species |
| Placed in | Hypogymnia (Nylander) Nylander |
| GUID | urn:lsid:indexfungorum.org:names:475620 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Hypogymnia rugosa (G. Merrill) L. H. Pike |
| Identification made in | [no date] (4) |