Cyperus erythrorhizos

Taxonavigation

Taxonavigation: Poales
Classification System: APG IV Superregnum: Eukaryota Regnum: Plantae Cladus: Angiosperms Cladus: Monocots Cladus: Commelinids Ordo: Poales

Familia: Cyperaceae
Subfamilia: Cyperoideae
Tribus: Cypereae
Subtribus: Cyperinae
Genus: Cyperus
Species:

Cyperus erythrorhizos Muhl., 1817

Homotypic
- Chlorocyperus erythrorhizus (Muhl.) Palla in Allg. Bot. Z. Syst. 9: 69 (1903)
Heterotypic
- Cyperus chrysokerkos Steud. in Syn. Pl. Glumac. 2: 316 (1855)
- Cyperus cupreus J.Presl & C.Presl in Reliq. Haenk. 1: 172 (1828)
- Cyperus erythrorhizos var. cupreus (J.Presl & C.Presl) Kük. in H.G.A.Engler (ed.), Pflanzenr., IV, 20(Heft 101): 59 (1935)
- Cyperus erythrorhizos var. halei (Torr. ex Britton) Kük. in H.G.A.Engler (ed.), Pflanzenr., IV, 20(Heft 101): 59 (1935)
- Cyperus erythrorhizos var. infirmus (Boeckeler) Kük. in H.G.A.Engler (ed.), Pflanzenr., IV, 20(Heft 101): 59 (1935)
- Cyperus halei Torr. ex Britton in Bull. Torrey Bot. Club 13: 213 (1886)
- Cyperus infirmus Boeckeler in Flora 42: 438 bis (1859)
- Cyperus occidentalis Torr. in Ann. Lyceum Nat. Hist. New York 3: 259 (1836)
- Cyperus spiculatus Alph.Wood in B.B.Smyth, Checkl. Pl. Kansas: 26 (1892)
- Cyperus tenuiflorus Elliott in Sketch Bot. S. Carolina 1: 70 (1816), nom. illeg.
- Cyperus washingtonensis Gand. in Bull. Soc. Bot. France 66: 296 (1919 publ. 1920)

Native distribution areas:

Continental: Northern America
- Regional: USA
  - Alabama, Arizona, Arkansas, California, Connecticut, Delaware, District of Columbia, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode I., South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Washington, West Virginia, Wisconsin
- Regional: Canada
  - British Columbia, Manitoba, Ontario
- Regional: Mexico
  - Mexico Northwest
- Introduced into:
  - Colorado, Italy

Muhlenberg, G.H.E. 1817. Descriptio Uberior Graminum et Plantarum Calamariarum Americae Septentrionalis Indigenarum et Cicurum. 295 pp. Philadelphia BHL Reference page. : 20.

Govaerts, R.H.A. & Simpson, D.A. 2007. World Checklist of Cyperaceae. Sedges. 765 pp., The Board of Trustees of the Royal Botanic Gardens, Kew. ISBN 978-1-84246-199-0 Reference page. .

Govaerts, R. et al. 2025. Cyperus erythrorhizos in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2025 June 02. Reference page.
International Plant Names Index. 2025. Cyperus erythrorhizos. Published online. Accessed: June 02 2025. Reference page.
Tropicos.org 2025. Cyperus erythrorhizos. Missouri Botanical Garden. Published online. Accessed: 02 June 2025. Reference page.
USDA, ARS, Germplasm Resources Information Network. Cyperus erythrorhizos in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 08-Apr-12.