| 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) |