| Name | Bryum atenense R. S. Williams |
| Authorship | R. S. Williams |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Bryum |
| Citation | 1910 Bull. New York Bot. Gard. 6: 231 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Bryum atenense R. S. Williams |
| Identification made in | [no date] (1) |