| Name | Macromitrium sulcatum (Hooker) Bridel |
| Authorship | (Hooker) Bridel |
| Rank | Species |
| Placed in | Macromitrium |
| Citation | 1826 Bryol. Univ. 1: 319 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Macromitrium sulcatum (Hooker) Bridel |
| Identification made in | 2013 (1) |