| Bryum afrolitorale Müll. Hal., 1883 |
| Bryum afroplumosum Broth. & Paris, 1904 |
| Bryum alpinum Huds. ex With., 1801 |
| Bryum andicola Hook., 1822 |
| Bryum andrei Cardot & P. de la Varde, 1923 |
| Bryum apiculatum Schwägr., 1816 |
| Bryum argenteum Hedw., 1801 |
| Bryum argenteum var. brachycarpum Cardot, 1909 |
| Bryum argenteum var. chlorocarpum Cardot, 1911 |
| Bryum argenteum var. costaricense Renauld & Cardot, 1893 |
| Bryum arsenei Thér., 1926 |
| Bryum aubertii (Schwägr.) Brid., 1819 |
| Bryum bernouillii Müll. Hal., 1897 |
| Bryum bicolor Dicks., 1801 |
| Bryum billarderi Schwägr., 1816 |
| Bryum botterii C. Mohr ex Müll. Hal., 1874 |
| Bryum bourgeanum Cardot, 1909 |
| Bryum brachystegium Müll. Hal., 1900 |
| Bryum caespiticium Hedw., 1801 |
| Bryum canariense Brid., 1817 |