| Name | Isopterygium cylindricarpum Cardot |
| Authorship | Cardot |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Isopterygium |
| Citation | 1910 Rev. Bryol. 37: 56 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Isopterygium cylindricarpum Cardot |
| Identification made in | [no date] (1), 2012 (1) |