| 1 | Native | Asia-Temperate | China | China | Fujian Sheng | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: lists as "tetragonioides" |
| 1 | Native | Asia-Temperate | China | China | Guangdong Sheng | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: lists as "tetragonioides" |
| 1 | Native | Asia-Temperate | China | China | Jiangsu Sheng | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: lists as "tetragonioides" |
| 1 | Native | Asia-Temperate | China | China | Yunnan Sheng | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: lists as "tetragonioides" |
| 1 | Native | Asia-Temperate | China | China | Zhejiang Sheng | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: lists as "tetragonioides" |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Hokkaidô | s.w. | Iwatsuki, K. et al. 1993-. Flora of Japan. |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Honshu | | Iwatsuki, K. et al. 1993-. Flora of Japan. |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Kyushu | | Iwatsuki, K. et al. 1993-. Flora of Japan. |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Ryukyu Islands | | Iwatsuki, K. et al. 1993-. Flora of Japan. |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Shikoku | | Iwatsuki, K. et al. 1993-. Flora of Japan. |
| 1 | Native | Asia-Temperate | Eastern Asia | Taiwan | | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: lists as "tetragonioides" |
| 1 | Native | Australasia | Australia | Australia | New South Wales | | George, A. S., ed. 1980-. Flora of Australia. |
| 1 | Native | Australasia | Australia | Australia | Northern Territory | | George, A. S., ed. 1980-. Flora of Australia. |
| 1 | Native | Australasia | Australia | Australia | Queensland | | George, A. S., ed. 1980-. Flora of Australia. |
| 1 | Native | Australasia | Australia | Australia | South Australia | | George, A. S., ed. 1980-. Flora of Australia. |
| 1 | Native | Australasia | Australia | Australia | Victoria | | George, A. S., ed. 1980-. Flora of Australia. |
| 1 | Native | Australasia | Australia | Australia | Western Australia | | George, A. S., ed. 1980-. Flora of Australia. |
| 1 | Native | Australasia | New Zealand | New Zealand | | | Allan, H. H. B. et al. 1961-. Flora of New Zealand. Note: lists as "tetragonioides" |
| 2 | Cultivated | Africa | East Tropical Africa | Kenya | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). |
| 2 | Cultivated | Africa | East Tropical Africa | Tanzania | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). |
| 2 | Cultivated | Africa | East Tropical Africa | Uganda | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). |
| 2 | Cultivated | Africa | Northeast Tropical Africa | Somalia | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). |
| 2 | Cultivated | Africa | South Tropical Africa | Mozambique | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). |
| 2 | Cultivated | Africa | South Tropical Africa | Zambia | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). |
| 2 | Cultivated | Africa | South Tropical Africa | Zimbabwe | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). |
| 2 | Cultivated | Africa | Southern Africa | South Africa | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). |
| 2 | Cultivated | Africa | West Tropical Africa | Senegal | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). |
| 2 | Cultivated | Africa | Western Indian Ocean | Madagascar | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). |
| 2 | Cultivated | Asia-Temperate | China | China | | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: lists as "tetragonioides" |
| 2 | Cultivated | Asia-Tropical | Malesia | Indonesia | | | Steenis, C. G. G. J. van, ed. 1948-. Flora malesiana. |
| 2 | Cultivated | Asia-Tropical | Malesia | Philippines | | | Siemonsma, J. S. & Kasem Piluek, eds. 1993. Vegetables. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 8:269-271. Note: lists as "tetragonioides" |
| 2 | Cultivated | Europe | | Europe | | | Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6 |
| 2 | Cultivated | Northern America | | United States | | | FNA Editorial Committee. 1993-. Flora of North America. Note: lists as "tetragonioides" |
| 2 | Cultivated | Southern America | Brazil | Brazil | | | Forzza, R. C. et al., coord. Lista de espécies da flora do Brasil (on-line resource). |
| 2 | Cultivated | Southern America | Caribbean | United States | Puerto Rico | | Liogier, H. A. 1984-. Descriptive flora of Puerto Rico and adjacent islands. |
| 2 | Cultivated | Southern America | Central America | Guatemala | | | Standley, P. C. & J. A. Steyermark. 1946-1976. Flora of Guatemala. |
| 2 | Cultivated | Southern America | Central America | Nicaragua | | | Stevens, W. D. et al., eds. 2001. Flora de Nicaragua. Monogr. Syst. Bot. Missouri Bot. Gard. 85(1-3). |
| 2 | Cultivated | Southern America | Northern South America | Venezuela | | | Hokche, O. et al. 2008. Nuevo catálogo de la flora vascular de Venezuela. |
| 2 | Cultivated | Southern America | Western South America | Ecuador | | | Harling, G. & B. Sparre, eds. 1973-. Flora of Ecuador. |
| 2 | Cultivated | 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 |
| 3 | Adventive | Africa | Northern Africa | Morocco | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 4 | Naturalized | Africa | Southern Africa | South Africa | KwaZulu-Natal | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 4 | Naturalized | Europe | Southeastern Europe | Italy | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 4 | Naturalized | Europe | Southwestern Europe | Portugal | | | Castroviejo, S. et al., eds. 1989-. Flora iberica: plantas vasculares de la Peninsula Iberica e Islas Baleares. |
| 4 | Naturalized | Europe | Southwestern Europe | Spain | | incl. Baleares | Castroviejo, S. et al., eds. 1989-. Flora iberica: plantas vasculares de la Peninsula Iberica e Islas Baleares. |
| 4 | Naturalized | Northern America | | Mexico | | | FNA Editorial Committee. 1993-. Flora of North America. Note: lists as "tetragonioides" |
| 4 | Naturalized | Northern America | North-Central U.S.A. | United States | Wisconsin | | FNA Editorial Committee. 1993-. Flora of North America. Note: lists as "tetragonioides" |
| 4 | Naturalized | Northern America | Northeastern U.S.A. | United States | Connecticut | | FNA Editorial Committee. 1993-. Flora of North America. Note: lists as "tetragonioides" |
| 4 | Naturalized | Northern America | Northeastern U.S.A. | United States | Massachusetts | | FNA Editorial Committee. 1993-. Flora of North America. Note: lists as "tetragonioides" |
| 4 | Naturalized | Northern America | Northeastern U.S.A. | United States | Pennsylvania | | FNA Editorial Committee. 1993-. Flora of North America. Note: lists as "tetragonioides" |
| 4 | Naturalized | Northern America | Northeastern U.S.A. | United States | West Virginia | | FNA Editorial Committee. 1993-. Flora of North America. Note: lists as "tetragonioides" |
| 4 | Naturalized | Northern America | Northwestern U.S.A. | United States | Oregon | | FNA Editorial Committee. 1993-. Flora of North America. Note: lists as "tetragonioides" |
| 4 | Naturalized | Northern America | Southeastern U.S.A. | United States | Florida | | FNA Editorial Committee. 1993-. Flora of North America. Note: lists as "tetragonioides" |
| 4 | Naturalized | Northern America | Southeastern U.S.A. | United States | North Carolina | | FNA Editorial Committee. 1993-. Flora of North America. Note: lists as "tetragonioides" |
| 4 | Naturalized | Northern America | Southwestern U.S.A. | United States | California | | FNA Editorial Committee. 1993-. Flora of North America. Note: lists as "tetragonioides" |
| 4 | Naturalized | Southern America | Brazil | Brazil | Rio de Janeiro | | Forzza, R. C. et al., coord. Lista de espécies da flora do Brasil (on-line resource). |
| 4 | Naturalized | Southern America | Brazil | Brazil | São Paulo | | Forzza, R. C. et al., coord. Lista de espécies da flora do Brasil (on-line resource). |
| 4 | Naturalized | 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. |
| 4 | Naturalized | Southern America | Southern South America | Chile | | could have arrived with ocean currents (fide C. M. Taylor 1994) | 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. |
| 4 | Naturalized | Southern America | Southern South America | Uruguay | | | Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares. |