| Name | Mittenothamnium subthelistegium Cardot |
| Authorship | Cardot |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Mittenothamnium |
| Citation | 1910 Rev. Bryol. 37: 55 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Mittenothamnium subthelistegium Cardot |
| Identification made in | [no date] (2), 2014 (1) |