| Name | Erythrodontium densum var. brevifolium Cardot |
| Authorship | Cardot |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Erythrodontium densum (Hooker) Paris |
| Citation | 1910 Rev. Bryol. 37: 12 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Erythrodontium densum var. brevifolium Cardot |
| Identification made in | [no date] (1), 2014 (1) |