| Name | Grimmia tortuosa Hooker f. & Wilson |
| Authorship | Hooker f. & Wilson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Grimmia |
| Citation | 1844 London J. Bot. 3: 540 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Grimmia tortuosa Hooker f. & Wilson |
| Identification made in | [no date] (1) |