| Name | Macromitrium cirrosum var. haitense Thériot |
| Authorship | Thériot |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Macromitrium cirrosum (Hedwig) Bridel |
| Citation | 1944 Rev. Bryol. Lichenol. 14: 15 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Macromitrium cirrosum var. haitense Thériot |
| Identification made in | [no date] (1) |