| Name | Grimmia trichophylla subsp. muehlenbeckii (Schimper) Husnot |
| Authorship | (Schimper) Husnot |
| Rank | Subspecies |
| Placed in | Grimmia trichophylla Greville |
| Citation | 1887 Muscol. Gall. 135 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Grimmia trichophylla subsp. muehlenbeckii (Schimper) Husnot |
| Identification made in | [no date] (1) |