| 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) |