| Name | Orthothuidium curtisetum D. H. Norris & T. J. Koponen |
| Authorship | D. H. Norris & T. J. Koponen |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Orthothuidium D. H. Norris & T. J. Koponen |
| Citation | 1985 Acta Bot. Fenn. 131: 23 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Orthothuidium curtisetum D. H. Norris & T. J. Koponen |
| Identification made in | [no date] (1) |