| Name | Hypnum implexum Bridel |
| Authorship | Bridel |
| Rank | Species |
| Placed in | Hypnum Hedwig |
| Citation | 1801 Muscol. Recent. 2(2): 150 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hypnum implexum Bridel |
| Identification made in | [no date] (1) |