| Name | Mnium spinulosum Bruch & Schimper |
| Authorship | Bruch & Schimper |
| Rank | Species |
| Placed in | Mnium Hedwig |
| Citation | 1846 Bryol. Eur. 4: 206 |
| Holdings | 153 Specimens held in the Harvard University Herbaria identified as Mnium spinulosum Bruch & Schimper |
| Identification made in | [no date] (147), 2004 (2), 2005 (1), 2016 (3) |