| Hypnum hispidulum Brid., 1812 |
| Hypnum humile P. Beauv., 1805 |
| Hypnum macrogynum Besch., 1892 |
| Hypnum oreganum Sull., 1849 |
| Hypnum polypterum (Mitt.) Broth., 1925 |
| Hypnum revolutum (Mitt.) Lindb., 1867 |
| Hypnum riparium Hedw., 1906 |
| Hypnum serpens Hedw., 1801 |
| Hypnum sinuolatum Kindb., 1897 |
| Hypnum sommerfeltii Myrin, 1832 |
| Hypnum sordidum Müll. Hal., 1998 |
| Hypnum tequendamense Hampe, 1862 |
| Hypnum trichopodium Schultz, 1806 |
| Hypnum uncinatum Hedw., 1903 |
| Hypnum vaucheri Lesq., 1846 |
| Hypnum vesiculare Schwägr., 1827 |
| Hypnum zickendrathii Renauld & Cardot, 1905 |
| Karstia B.H. Allen, 2018 |
| Karstia raspacula |
| Mittenothamnium Henn., 1902 |