| Name | Hypnum filicinum var. vallis-clausae (Bridel) Hampe |
| Authorship | (Bridel) Hampe |
| Rank | Variety |
| Placed in | Hypnum filicinum Hedwig |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hypnum filicinum var. vallis-clausae (Bridel) Hampe |
| Identification made in | [no date] (1) |