| Name | Barbula gracilis Schumacher | 
| Authorship | Schumacher | 
| Rank | Species | 
| Placed in | Barbula | 
| Citation | 1803 Enum. Pl. (Schumacher) 2: 43 | 
| Holdings | 17 Specimens held in the Harvard University Herbaria identified as Barbula gracilis Schumacher | 
| Identification made in | [no date] (17) |