| Name | Leptodontium excelsum (Sullivant) E. Britton |
| Authorship | (Sullivant) E. Britton |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Leptodontium |
| Contains | Leptodontium excelsum var. flagellaceum (E. B. Bartram) R. H. Zander |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Leptodontium excelsum (Sullivant) E. Britton |
| Identification made in | [no date] (3), 1967 (4) |