| Name | Calymperes serratum var. subulatum (E. B. Bartram) L. T. Ellis |
| Authorship | (E. B. Bartram) L. T. Ellis |
| Rank | Variety |
| NomenclaturalStatus | NomOrthCons |
| Placed in | Calymperes serratum A. Braun ex Müller Halle |
| Citation | 2020 J. Bryol. 42(4): 305 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Calymperes serratum var. subulatum (E. B. Bartram) L. T. Ellis |
| Identification made in | 2019 (2) |