| 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 |
| Weissia rostellata (Brid.) Lindb., 1864 |
| Weissia semidiaphana (Thér.) R.H. Zander, 1985 |
| Weissia sinaloensis E.B. Bartram, 1925 |
| Weissia subangustifolia (Thér.) R.H. Zander, 1983 |