| Name | Plagiomnium rostratum (Schrader) T. J. Koponen |
| Authorship | (Schrader) T. J. Koponen |
| Rank | Species |
| Placed in | Plagiomnium |
| Citation | 1968 Ann. Bot. Fenn. 5(2): 147 |
| Holdings | 39 Specimens held in the Harvard University Herbaria identified as Plagiomnium rostratum (Schrader) T. J. Koponen |
| Identification made in | [no date] (35), 1978 (1), 1987 (1), 2016 (2) |