| Name | Bryum polycladum Cardot & Thériot |
| Authorship | Cardot & Thériot |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Bryum |
| Citation | 1904 Bot. Gaz. 37: 370 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Bryum polycladum Cardot & Thériot |
| Identification made in | [no date] (2) |