| Name | Placodium peliophyllum Tuckerman |
| Authorship | Tuckerman |
| Rank | Species |
| Placed in | Placodium Hill ex F. H. Wiggers |
| Citation | 1872 Gen. Lich. 108 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Placodium peliophyllum Tuckerman |
| Identification made in | [no date] (1) |