| Name | Scirpus acutus Muhlenberg ex Bigelow |
| Authorship | Muhlenberg ex Bigelow |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Scirpus Linnaeus |
| Contains | Scirpus acutus var. occidentalis (S. Watson) Beetle |
| Citation | 1814 Fl. Boston. 15 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Scirpus acutus Muhlenberg ex Bigelow |
| Identification made in | [no date] (7), 1940 (1), 1977 (1), 1995 (1) |