| Trichostomum portoricense H.A. Crum & Steere, 1956 |
| Trichostomum sinaloense (E.B. Bartram) R.H. Zander, 1993 |
| Trichostomum tenuirostre (Hook.) Taylor, 1864 |
| 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 cataractae Mitt., 1869 |
| Weissia condensa (Voit) Lindb., 1863 |
| Weissia controversa Hedw., 1801 |
| Weissia glauca E.B. Bartram, 1927 |
| Weissia jamaicensis (Mitt.) Grout, 1938 |
| Weissia ligulaefolia (E.B. Bartram) Grout, 1938 |
| Weissia minycarpa R.H. Zander, 1985 |