| 1 | Native | Africa | Macaronesia | Portugal | Madeira Islands | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Africa | Northern Africa | Egypt | | | Boulos, L. 1995. Flora of Egypt checklist. Note: = Scirpus triqueter L. |
| 1 | Native | Africa | Southern Africa | South Africa | Cape Province | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 1 | Native | Africa | Southern Africa | South Africa | Transvaal | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 1 | Native | Asia-Temperate | Caucasus | Azerbaijan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Asia-Temperate | Caucasus | Georgia | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Asia-Temperate | Caucasus | Russian Federation | Stavropol | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Asia-Temperate | Caucasus | Russian Federation-Ciscaucasia | Ciscaucasia | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Asia-Temperate | China | China | | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Ryukyu Islands | | Ohwi, J. 1965. Flora of Japan (Engl. ed.). |
| 1 | Native | Asia-Temperate | Eastern Asia | Korea | | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). |
| 1 | Native | Asia-Temperate | Eastern Asia | Taiwan | | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). |
| 1 | Native | Asia-Temperate | Middle Asia | Kazakhstan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Asia-Temperate | Middle Asia | Kyrgyzstan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Asia-Temperate | Middle Asia | Tajikistan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Asia-Temperate | Middle Asia | Turkmenistan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Asia-Temperate | Middle Asia | Uzbekistan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Asia-Temperate | Russian Far East | Russian Federation | Primorye | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Altay | | Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation) |
| 1 | Native | Asia-Temperate | Western Asia | Afghanistan | | | Rechinger, K. H., ed. 1963-. Flora iranica. |
| 1 | Native | Asia-Temperate | Western Asia | Egypt | Sinai | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Temperate | Western Asia | Iran | | | Rechinger, K. H., ed. 1963-. Flora iranica. |
| 1 | Native | Asia-Temperate | Western Asia | Iraq | | | Townsend, C. C. & E. Guest. 1966-. Flora of Iraq. |
| 1 | Native | Asia-Temperate | Western Asia | Israel | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Temperate | Western Asia | Jordan | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Temperate | Western Asia | Turkey | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Tropical | Indian Subcontinent | Bhutan | | | Grierson, A. J. C. & D. J. Long. 1984-. Flora of Bhutan including a record of plants from Sikkim. |
| 1 | Native | Asia-Tropical | Indian Subcontinent | India | | n. | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). |
| 1 | Native | Asia-Tropical | Indian Subcontinent | Pakistan | | | Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan. |
| 1 | Native | Asia-Tropical | Malesia | Malaysia | | | |
| 1 | Native | Europe | Eastern Europe | Moldova | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Eastern Europe | Russian Federation | Kalmykija, Respublika | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Eastern Europe | Russian Federation | Rostov | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Eastern Europe | Russian Federation | Volgogradskaja oblast' | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Eastern Europe | Ukraine | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Middle Europe | Austria | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Middle Europe | Belgium | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Middle Europe | Czech Republic | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Middle Europe | Germany | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Middle Europe | Hungary | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Middle Europe | Netherlands | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Middle Europe | Slovakia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Middle Europe | Switzerland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Northern Europe | Ireland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Northern Europe | United Kingdom | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Southeastern Europe | Bosnia and Herzegovina | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Southeastern Europe | Bulgaria | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Southeastern Europe | Croatia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Southeastern Europe | Italy | | incl. Sardinia, Sicily | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Southeastern Europe | Romania | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Southeastern Europe | Serbia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Southeastern Europe | Slovenia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Southwestern Europe | France | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Southwestern Europe | Portugal | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 1 | Native | Europe | Southwestern Europe | Spain | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. Note: = Scirpus triqueter L. |
| 4 | Naturalized | Northern America | Northwestern U.S.A. | United States | Oregon | | FNA Editorial Committee. 1993-. Flora of North America. |
| 4 | Naturalized | Northern America | Northwestern U.S.A. | United States | Washington | | FNA Editorial Committee. 1993-. Flora of North America. |