| Name | Leptodontium excelsium (Sullivant) E. Britton |
| Authorship | (Sullivant) E. Britton |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Leptodontium |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Leptodontium excelsium (Sullivant) E. Britton |
| Identification made in | [no date] (2), 1967 (1) |