| Name | Holomitrium serratum var. brachycarpum Cardot |
| Authorship | Cardot |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Holomitrium serratum Müller Halle |
| Citation | 1909 Rev. Bryol. 36: 69 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Holomitrium serratum var. brachycarpum Cardot |
| Identification made in | [no date] (1) |