| Trichostomum subanomalum Besch., 1872 |
| Trichostomum subrubellum Müll. Hal., 1898 |
| Trichostomum subsecundum Hook. & Grev. ex Harv., 1836 |
| Trichostomum sulphureum Müll. Hal., 1851 |
| Trichostomum tenuirostre (Hook.) Taylor, 1864 |
| Trichostomum tortum Schrank ex Schard., 1803 |
| Triquetrella Müll. Hal., 1897 |
| Triquetrella spiculosa Thér., 1936 |
| Uleobryum Broth., 1906 |
| Uleobryum curtisii Stone, 1984 |
| Uleobryum peruvianum Broth., 1906 |
| Weisiopsis Broth., 1921 |
| Weisiopsis norrisii (R.H. Zander) R.H. Zander, 1993 |
| Weisiopsis oblonga Thér., 1933 |
| Weisiopsis stenocarpa Thér., 1931 |
| Weissia Hedw., 1801 |
| Weissia andersoniana R.H. Zander, 1985 |
| Weissia andrewsii E.B. Bartram, 1927 |
| Weissia campylocarpa Arn. & Hook., 1837 |
| Weissia cataractae Mitt., 1869 |