| Name | Amblystegium varium var. lancifolium Grout |
| Authorship | Grout |
| Rank | Variety |
| Placed in | Amblystegium varium (Hedwig) Lindberg |
| Citation | 1931 Moss Fl. N. Amer. 3: 71. |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Amblystegium varium var. lancifolium Grout |
| Identification made in | [no date] (1) |