Chlorocyperus erythrorhizos
| Chlorocyperus erythrorhizos (Muhlenberg) Palla, Allg. Bot. Z. Syst. 9: 69. 1903. | BASIONYM: Cyperus erythrorhizos Muhlenberg 1817. | |
Cyperus erythrorhizos var. halei
| Cyperus erythrorhizos Muhlenberg, var. halei (Torrey ex Britton) Kükenthal, in Engler, Pflanzenr. 4(Heft 101): 59. 1935. | BASIONYM: Cyperus halei Torrey ex Britton 1886. | |
Cyperus halei
| Cyperus halei Torrey ex Britton, Bull. Torrey Bot. Club 13: 213. 1886. | | TYPE: LOUISIANA: Banks of the Red River, Oct-Nov, Hale 35 (holotype: NY). |
Cyperus chrysokerkos
| Cyperus chrysokerkos Steudel, Syn. Pl. Glumac. 2: 316. 1855. | | |
Cyperus cupreus
| Cyperus cupreus J. Presl & C. Presl, in C. Presl, Reliq. Haenk. 1: 172. 1830. | | TYPE: CALIFORNIA: Monterey Co.: Monterey, s.d., Haenke s.n. (holotype: PR?). |
Cyperus erythrorhizos var. cupreus
| Cyperus erythrorhizos Muhlenberg, var. cupreus (J. Presl & C. Presl) Kükenthal, in Engler, Pflanzenr. 4(Heft 101): 59. 1935. | BASIONYM: Cyperus cupreus J. Presl & C. Presl 1830. | |
Cyperus erythrorhizos var. infirmus
| Cyperus erythrorhizos Muhlenberg, var. infirmus Kükenthal, in Engler, Pflanzenr. 4(Heft 101): 59. 1935. | BASIONYM: Cyperus infirmus Boeckeler 1859, non Schrader ex Nees von Esenbeck 1842. | |
Cyperus infirmus
| Cyperus infirmus Boeckeler, Flora 42: 438 bis. 1859, non Schrader ex Nees von Esenbeck 1842. | | |
Cyperus occidentalis
| Cyperus occidentalis Torrey, Ann. Lyceum Nat. Hist. New York 3: 259. 1836. | | TYPE: OREGON/WASHINGTON: Mouth of the Columbia River, s.d., Douglas (?) s.n. (holotype: NY). |
Cyperus spiculatus
| Cyperus spiculatus Wood, Trans. Kansas Acad. Sci. 5: 56. 1877. | | |
Cyperus washingtonensis
| Cyperus washingtonensis Gandoger,Bull. Soc. Bot. France 66: 296. 1919. | | TYPE: WASHINGTON: Klickitat Co.: Bingen, s.d., Suksdorf 587 (holotype: LY?). |