| Name | Hypnum arenarium Lesquereux |
| Authorship | Lesquereux |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Hypnum Hedwig |
| Citation | 1865 Trans. Amer. Philos. Soc. 13: 13 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Hypnum arenarium Lesquereux |
| Identification made in | 1995 (2) |