| Name | Hypnum pygmaeum (Schimper) Sull. & Lesq. |
| Authorship | (Schimper) Sull. & Lesq. |
| Rank | Species |
| NomenclaturalStatus | LaterHomonym |
| Placed in | Hypnum Hedwig |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hypnum pygmaeum (Schimper) Sull. & Lesq. |
| Identification made in | [no date] (1) |