| Name | Scirpus supinus var. hallii (A. Gray) A. Gray |
| Authorship | (A. Gray) A. Gray |
| Rank | Variety |
| Placed in | Scirpus supinus Linnaeus |
| Citation | 1867 Manual (Gray), ed. 5 563 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Scirpus supinus var. hallii (A. Gray) A. Gray |
| Identification made in | [no date] (1) |