| Name | Letharia sp. | 
| Authorship | |
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Letharia (Th. Fries) Zahlbruckner | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Letharia sp. | 
| Identification made in | 1910 (1) | 
| Name | Letharia sp. | 
| Authorship | |
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Letharia (Th. Fries) Zahlbruckner | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Letharia sp. | 
| Identification made in | 1910 (1) | 
