| Name | Brachythecium nelsonii Grout |
| Authorship | Grout |
| Rank | Species |
| Placed in | Brachythecium |
| Citation | 1902 Bryologist 5: 76 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Brachythecium nelsonii Grout |
| Identification made in | [no date] (2) |