| Name | Didymodon acutus (Bridel) K. Saito |
| Authorship | (Bridel) K. Saito |
| Rank | Species |
| Placed in | Didymodon |
| Citation | 1975 J. Hattori Bot. Lab. 39: 519 |
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Didymodon acutus (Bridel) K. Saito |
| Identification made in | [no date] (13) |