| 2 | Cultivated | | | | | widely cult. | Yamagishi, H. & T. Terachi. 2003. Multiple origins of cultivated radishes as evidenced by a comparison of the structural variations in mitochondrial DNA of Raphanus. Genome 46:89-94. |
| 4 | Naturalized | Africa | East Tropical Africa | Kenya | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 4 | Naturalized | Africa | East Tropical Africa | Tanzania | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 4 | Naturalized | Africa | Macaronesia | Portugal | Azores | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Africa | Macaronesia | Spain | Canarias | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Africa | South Tropical Africa | Angola | | | Figueiredo, E. & G. F. Smith. 2008. Plants of Angola. Strelitzia 22: 1-279. National Botanical Institute, Pretoria, South Africa. |
| 4 | Naturalized | Africa | South Tropical Africa | Zimbabwe | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 4 | Naturalized | Africa | Southern Africa | South Africa | Limpopo | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 4 | Naturalized | Asia-Temperate | Arabian Peninsula | Bahrain | | | Miller, A. G. & T. A. Cope. 1996-. Flora of the Arabian Peninsula and Socotra. |
| 4 | Naturalized | Asia-Temperate | Arabian Peninsula | Kuwait | | | Miller, A. G. & T. A. Cope. 1996-. Flora of the Arabian Peninsula and Socotra. |
| 4 | Naturalized | Asia-Temperate | Arabian Peninsula | Oman | | | Miller, A. G. & T. A. Cope. 1996-. Flora of the Arabian Peninsula and Socotra. |
| 4 | Naturalized | Asia-Temperate | Arabian Peninsula | Qatar | | | Miller, A. G. & T. A. Cope. 1996-. Flora of the Arabian Peninsula and Socotra. |
| 4 | Naturalized | Asia-Temperate | Arabian Peninsula | Saudi Arabia | | | Miller, A. G. & T. A. Cope. 1996-. Flora of the Arabian Peninsula and Socotra. |
| 4 | Naturalized | Asia-Temperate | Arabian Peninsula | United Arab Emirates | | | Miller, A. G. & T. A. Cope. 1996-. Flora of the Arabian Peninsula and Socotra. |
| 4 | Naturalized | Asia-Temperate | Arabian Peninsula | Yemen | | | Miller, A. G. & T. A. Cope. 1996-. Flora of the Arabian Peninsula and Socotra. |
| 4 | Naturalized | Asia-Temperate | China | China | | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). |
| 4 | Naturalized | Asia-Temperate | Eastern Asia | Japan | | | Iwatsuki, K. et al. 1993-. Flora of Japan. |
| 4 | Naturalized | Asia-Temperate | Western Asia | Cyprus | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Asia-Temperate | Western Asia | Turkey | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Australasia | Australia | Australia | | | George, A. S., ed. 1980-. Flora of Australia. |
| 4 | Naturalized | Australasia | New Zealand | New Zealand | | | Allan, H. H. B. et al. 1961-. Flora of New Zealand. |
| 4 | Naturalized | Europe | Eastern Europe | Estonia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Eastern Europe | Latvia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Eastern Europe | Lithuania | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Middle Europe | Austria | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Middle Europe | Hungary | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Northern Europe | Finland | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Northern Europe | Norway | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Southeastern Europe | Slovenia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Southwestern Europe | Portugal | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Europe | Southwestern Europe | Spain | | incl. Baleares | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 4 | Naturalized | Northern America | | Canada | | | FNA Editorial Committee. 1993-. Flora of North America. |
| 4 | Naturalized | Northern America | | Mexico | | | FNA Editorial Committee. 1993-. Flora of North America. |
| 4 | Naturalized | Northern America | | United States | | | FNA Editorial Committee. 1993-. Flora of North America. |
| 4 | Naturalized | Pacific | North-Central Pacific | United States | Hawaii | | Wagner, W. L. et al. 1990. Manual of the flowering plants of Hawai'i |
| 4 | Naturalized | Pacific | Southwestern Pacific | Fiji | | | Smith, A. C. 1979-1991. Flora vitiensis nova. |
| 4 | Naturalized | Pacific | Southwestern Pacific | New Caledonia | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Southern America | Brazil | Brazil | | s. | Forzza, R. C. et al., coord. Lista de espécies da flora do Brasil (on-line resource). |
| 4 | Naturalized | Southern America | Caribbean | Barbados | | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 4 | Naturalized | Southern America | Caribbean | Bermuda | | | FNA Editorial Committee. 1993-. Flora of North America. |
| 4 | Naturalized | Southern America | Caribbean | Cuba | | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 4 | Naturalized | Southern America | Caribbean | Hispaniola | | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 4 | Naturalized | Southern America | Caribbean | United States | Puerto Rico | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 4 | Naturalized | Southern America | Central America | Guatemala | | | Standley, P. C. & J. A. Steyermark. 1946-1976. Flora of Guatemala. |
| 4 | Naturalized | Southern America | Southern South America | Argentina | | | Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares. |
| 4 | Naturalized | Southern America | Southern South America | Chile | | | Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares. |
| 4 | Naturalized | Southern America | Southern South America | Paraguay | Misiones | | Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares. |
| 4 | Naturalized | Southern America | Southern South America | Uruguay | | | Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares. |
| 4 | Naturalized | Southern America | Western South America | Bolivia | | | Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares. |
| 4 | Naturalized | 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 |
| 4 | Naturalized | 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 |
| 6 | Other | | | | | origin unknown | Yamagishi, H. & T. Terachi. 2003. Multiple origins of cultivated radishes as evidenced by a comparison of the structural variations in mitochondrial DNA of Raphanus. Genome 46:89-94. |