| Name | Calliergon schreberi (Bridel) Grout |
| Authorship | (Bridel) Grout |
| Rank | Species |
| Placed in | Calliergon |
| Citation | 1908 Moss. Hand-lens Microsc. 318. 165, 166. |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Calliergon schreberi (Bridel) Grout |
| Identification made in | [no date] (1) |