| Name | Scirpus rigidus Grisebach |
| Authorship | Grisebach |
| Rank | Species |
| Placed in | Scirpus Linnaeus |
| Citation | 1879 Abh. Königl. Ges. Wiss. Göttingen 24: 312 (Fimbristylidis sp.). |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Scirpus rigidus Grisebach |
| Identification made in | [no date] (4) |