| Name | Peltigera aphthosa var. variolosa (A. Massalongo) J. W. Thomson |
| Authorship | (A. Massalongo) J. W. Thomson |
| Rank | Variety |
| Placed in | Peltigera aphthosa (Linnaeus) Willdenow |
| GUID | urn:lsid:indexfungorum.org:names:448323 |
| Citation | 1946 Trans. Wisconsin Acad. Sci. 38: 253 |
| Holdings | 181 Specimens held in the Harvard University Herbaria identified as Peltigera aphthosa var. variolosa (A. Massalongo) J. W. Thomson |
| Identification made in | [no date] (174), 1945 (7) |