| Name | Dicranum flagellare Hedwig |
| Authorship | Hedwig |
| Rank | Species |
| Placed in | Dicranum |
| Citation | 1801 Sp. Musc. Frond. 130 |
| Holdings | 49 Specimens held in the Harvard University Herbaria identified as Dicranum flagellare Hedwig |
| Identification made in | [no date] (46), 2016 (3) |