| Name | Trichostomum involutum Sullivant |
| Authorship | Sullivant |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Trichostomum Bruch |
| Citation | 1861 Proc. Amer. Acad. Arts 5: 277 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Trichostomum involutum Sullivant |
| Identification made in | [no date] (3) |