| Name | Hypnum oblongifolium Sullivant & Lesquereux |
| Authorship | Sullivant & Lesquereux |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Hypnum Hedwig |
| Citation | 1859 Proc. Amer. Acad. Arts 4: 279 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hypnum oblongifolium Sullivant & Lesquereux |
| Identification made in | [no date] (1) |