| Name | Pseudocyphellaria mallota (Tuckerman) H. Magnusson |
| Authorship | (Tuckerman) H. Magnusson |
| Rank | Species |
| Placed in | Pseudocyphellaria Vainio |
| Citation | 1940 Acta Horti Gothob. 14: 7 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Pseudocyphellaria mallota (Tuckerman) H. Magnusson |
| Identification made in | 1986 (3) |