| Name | Macromitrium gymnostomum var. brevisetum Thériot |
| Authorship | Thériot |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Macromitrium gymnostomum Sullivant & Lesquereux |
| Citation | 1932 Ann. Cryptog. Exot. 5: 176 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Macromitrium gymnostomum var. brevisetum Thériot |
| Identification made in | [no date] (1) |