| Name | Cetraria commixta (Nylander) Th. Fries | 
| Authorship | (Nylander) Th. Fries | 
| Rank | Species | 
| Placed in | Cetraria Acharius | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Cetraria commixta (Nylander) Th. Fries | 
| Identification made in | [no date] (1) | 
