| Name | Isoetes hyemalis D. F. Brunton |
| Authorship | D. F. Brunton |
| Rank | Species |
| Placed in | Isoetes Linnaeus |
| Citation | 1994 Castanea 59: 13, figs. |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Isoetes hyemalis D. F. Brunton |
| Identification made in | [no date] (2), 2000 (1) |