| Name | Plagiomnium ellipticum (Bridel) T. J. Koponen |
| Authorship | (Bridel) T. J. Koponen |
| Rank | Species |
| Placed in | Plagiomnium |
| Citation | 1971 Ann. Bot. Fenn. 8(4): 367 |
| Holdings | 43 Specimens held in the Harvard University Herbaria identified as Plagiomnium ellipticum (Bridel) T. J. Koponen |
| Identification made in | [no date] (39), 2004 (1), 2005 (2), 2016 (1) |