| Name | Macromitrium mucronifolium (Hooker & Greville) Schwägrichen |
| Authorship | (Hooker & Greville) Schwägrichen |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Macromitrium |
| Contains | Macromitrium mucronifolium var. squarrosum Thériot |
| Holdings | 107 Specimens held in the Harvard University Herbaria identified as Macromitrium mucronifolium (Hooker & Greville) Schwägrichen |
| Identification made in | [no date] (104), 1945 (3) |