| Name | Dicranum acutifolium f. viride (Sullivant & Lesquereux) Lindberg |
| Authorship | (Sullivant & Lesquereux) Lindberg |
| Rank | Forma |
| Placed in | Dicranum acutifolium (Lindberg & Arnell) C. E. O. Jensen |
| Citation | 1863 Hedwigia 2: 70 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Dicranum acutifolium f. viride (Sullivant & Lesquereux) Lindberg |
| Identification made in | 2015 (1) |