| 1 | Native | Northern America | North-Central U.S.A. | United States | Kansas | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Oklahoma | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Baja California Sur | | McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Coahuila de Zaragoza | | McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Durango | | McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 1 | Native | Northern America | Northern Mexico | Mexico | San Luis Potosí | | McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 1 | Native | Northern America | South-Central U.S.A. | United States | New Mexico | s. | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | South-Central U.S.A. | United States | Texas | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Alabama | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Arkansas | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Florida | http://www.plantatlas.usf.edu/main.asp?plantID=2194 | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Georgia | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Louisiana | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Mississippi | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | North Carolina | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | South Carolina | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Tennessee | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Chiapas | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guanajuato | | McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Hidalgo | | McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Jalisco | | McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 1 | Native | Northern America | Southern Mexico | Mexico | México | | McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Michoacán de Ocampo | | McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Puebla | | McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Querétaro | | McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | Arizona | s. | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | California | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | Nevada | | FNA Editorial Committee. 1993-. Flora of North America. |
| 1 | Native | Southern America | Brazil | Brazil | | s.? | |
| 1 | Native | Southern America | Central America | El Salvador | | | |
| 1 | Native | Southern America | Central America | Guatemala | | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Southern America | Central America | Honduras | | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Southern America | Southern South America | Argentina | | | Zuloaga, F. O. & O. Morrone, eds. 1996, 1999. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74. |
| 1 | Native | Southern America | Southern South America | Chile | | incl. Easter Island | |
| 1 | Native | Southern America | Southern South America | Paraguay | | | |
| 1 | Native | Southern America | Southern South America | Uruguay | | | Zuloaga, F. O. & O. Morrone, eds. 1996, 1999. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74. |
| 1 | Native | Southern America | Western South America | Bolivia | | | |
| 1 | Native | Southern America | Western South America | Ecuador | | | Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75 |
| 1 | Native | Southern America | Western South America | Peru | | | Brako, L. & J. L. Zarucchi. 1993. Catalogue of the flowering plants and gymnosperms of Peru. Monogr. Syst. Bot. Missouri Bot. Gard. 45 Note: = Scirpus californicus (C. A. Mey.) Steud. |
| 4 | Naturalized | Australasia | New Zealand | New Zealand | | | Govaerts, R. & D. A. Simpson. 2007. World checklist of Cyperaceae, sedges. |
| 4 | Naturalized | Pacific | North-Central Pacific | United States | Hawaii | natzd.? | Wagner, W. L. et al. 1990. Manual of the flowering plants of Hawai'i |
| 4 | Naturalized | Pacific | South-Central Pacific | Cook Islands | | | Govaerts, R. & D. A. Simpson. 2007. World checklist of Cyperaceae, sedges. |