| Name | Brachythecium asperrimum (Mitten ex Müller Halle) Sullivant | 
| Authorship | (Mitten ex Müller Halle) Sullivant | 
| Rank | Species | 
| Placed in | Brachythecium | 
| Contains | Brachythecium asperrimum subsp. subasperrimum (Cardot & Thériot) Grout | 
| Citation | 1874 Icon. Musc. Suppl. (Sullivant) 100 | 
| Holdings | 53 Specimens held in the Harvard University Herbaria identified as Brachythecium asperrimum (Mitten ex Müller Halle) Sullivant | 
| Identification made in | [no date] (53) | 
