| Name | Geoglossum peckianum Cooke |
| Authorship | Cooke |
| Rank | Species |
| Placed in | Geoglossum |
| Citation | 1875 Hedwigia 14: 10 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Geoglossum peckianum Cooke |
| Identification made in | [no date] (1) |