| Name | Polytrichum norwegicum Hedwig |
| Authorship | Hedwig |
| Rank | Species |
| Placed in | Polytrichum |
| Citation | 1801 Sp. Musc. Frond. pl. 22: f. 1-5. |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polytrichum norwegicum Hedwig |
| Identification made in | [no date] (1) |