| Name | Plagiomnium drummondii (Bruch & Schimper) T. J. Koponen |
| Authorship | (Bruch & Schimper) T. J. Koponen |
| Rank | Species |
| Placed in | Plagiomnium |
| Citation | 1968 Ann. Bot. Fenn. 5(2): 146 |
| Holdings | 61 Specimens held in the Harvard University Herbaria identified as Plagiomnium drummondii (Bruch & Schimper) T. J. Koponen |
| Identification made in | [no date] (60), 2016 (1) |