| Name | Sematophyllum adnatum (Michaux) E. Britton |
| Authorship | (Michaux) E. Britton |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Sematophyllum |
| Citation | 1902 Bryologist 5: 65 |
| Holdings | 99 Specimens held in the Harvard University Herbaria identified as Sematophyllum adnatum (Michaux) E. Britton |
| Identification made in | [no date] (97), 2007 (1), 2011 (1) |