| 2 | Cultivated | | | | | widely cult. | Song, K. et al. 1988. Brassica taxonomy based on nuclear restriction fragment length polymorphisms (RFLPs). 2. Preliminary analysis of subspecies within B. rapa (syn. campestris) and B. oleracea. Theor. Appl. Genet. 76:593-600. |
| 3 | Adventive | Africa | East Tropical Africa | Kenya | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 3 | Adventive | Africa | East Tropical Africa | Tanzania | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 3 | Adventive | Africa | East Tropical Africa | Uganda | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 3 | Adventive | Africa | Northeast Tropical Africa | Eritrea | | | Hedberg, I. & S. Edwards. 1989-. Flora of Ethiopia Note: Eritrea added in 2000 |
| 3 | Adventive | Africa | Northeast Tropical Africa | Ethiopia | | | Hedberg, I. & S. Edwards. 1989-. Flora of Ethiopia Note: Eritrea added in 2000 |
| 3 | Adventive | Africa | South Tropical Africa | Mozambique | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 3 | Adventive | Africa | South Tropical Africa | Zimbabwe | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 3 | Adventive | Asia-Tropical | Indian Subcontinent | India | | | Sharma, B. D. et al., eds. 1993-. Flora of India. |
| 3 | Adventive | Asia-Tropical | Indian Subcontinent | Pakistan | | | Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan. |
| 3 | Adventive | Southern America | Brazil | Brazil | | | Forzza, R. C. et al., coord. Lista de espécies da flora do Brasil (on-line resource). |
| 3 | Adventive | Southern America | Caribbean | Barbados | | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 3 | Adventive | Southern America | Caribbean | Guadeloupe | | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 3 | Adventive | Southern America | Caribbean | Martinique | | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 4 | Naturalized | Africa | Northern Africa | Algeria | | | Greuter, W. et al., eds. 1984-. Med-Checklist. Note: citing Brassica rapa subsp. campestris |
| 4 | Naturalized | Africa | Northern Africa | Libya | | | Greuter, W. et al., eds. 1984-. Med-Checklist. Note: citing Brassica rapa subsp. campestris |
| 4 | Naturalized | Africa | Northern Africa | Morocco | | | Greuter, W. et al., eds. 1984-. Med-Checklist. Note: citing Brassica rapa subsp. campestris |
| 4 | Naturalized | Africa | Northern Africa | Tunisia | | | Greuter, W. et al., eds. 1984-. Med-Checklist. Note: citing Brassica rapa subsp. campestris |
| 4 | Naturalized | Africa | Southern Africa | South Africa | | | 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 | Caucasus | Armenia | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Asia-Temperate | Caucasus | Azerbaijan | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Asia-Temperate | Caucasus | Georgia | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Asia-Temperate | Caucasus | Russian Federation | Dagestan | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Asia-Temperate | Caucasus | Russian Federation-Ciscaucasia | Ciscaucasia | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Asia-Temperate | Middle Asia | Kazakhstan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. |
| 4 | Naturalized | Asia-Temperate | Middle Asia | Kyrgyzstan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. |
| 4 | Naturalized | Asia-Temperate | Middle Asia | Tajikistan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. |
| 4 | Naturalized | Asia-Temperate | Middle Asia | Turkmenistan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. |
| 4 | Naturalized | Asia-Temperate | Middle Asia | Uzbekistan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. |
| 4 | Naturalized | Asia-Temperate | Mongolia | Mongolia | | | Grubov, V. I. 2001. Key to the vascular plants of Mongolia |
| 4 | Naturalized | Asia-Temperate | Russian Far East | Russian Federation-Far East | Far East | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Asia-Temperate | Siberia | Russian Federation-Eastern Siberia | Eastern Siberia | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Asia-Temperate | Siberia | Russian Federation-Western Siberia | Western Siberia | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Australasia | Australia | Australia | | | Lazarides, M. & B. Hince. 1993. CSIRO Handbook of Economic Plants 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 | Belarus | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Eastern Europe | Estonia | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Eastern Europe | Latvia | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Eastern Europe | Lithuania | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Eastern Europe | Russian Federation-European part | European part | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Eastern Europe | Ukraine | | incl. Krym | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Middle Europe | Austria | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Middle Europe | Belgium | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Middle Europe | Czech Republic | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Middle Europe | Germany | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Middle Europe | Hungary | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Middle Europe | Netherlands | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Middle Europe | Poland | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Middle Europe | Slovakia | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Middle Europe | Switzerland | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Northern Europe | Denmark | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Northern Europe | Finland | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Northern Europe | Ireland | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Northern Europe | Norway | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Northern Europe | Sweden | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Northern Europe | United Kingdom | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southeastern Europe | Bosnia and Herzegovina | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southeastern Europe | Bulgaria | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southeastern Europe | Croatia | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southeastern Europe | Greece | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southeastern Europe | Italy | | incl. Sardinia, Sicily | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southeastern Europe | Montenegro | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southeastern Europe | North Macedonia | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southeastern Europe | Romania | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southeastern Europe | Serbia | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southeastern Europe | Slovenia | | | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southwestern Europe | France | | s. | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 4 | Naturalized | Europe | Southwestern Europe | Spain | | incl. Baleares | Jalas, J. & J. Suominen. 1972-. Atlas florae europaeae. |
| 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 | 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 | Caribbean | Hispaniola | | | Liogier, H. A. 1981-. Flora of Hispaniola: Part 1; La Flora de la Española. Part II-. |
| 4 | Naturalized | Southern America | Central America | Nicaragua | | | Stevens, W. D. et al., eds. 2001. Flora de Nicaragua. Monogr. Syst. Bot. Missouri Bot. Gard. 85(1-3). |
| 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 | Alto Paraguay | | 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 | | | | | widespread weed, probable origin Eurasia | Song, K. et al. 1988. Brassica taxonomy based on nuclear restriction fragment length polymorphisms (RFLPs). 2. Preliminary analysis of subspecies within B. rapa (syn. campestris) and B. oleracea. Theor. Appl. Genet. 76:593-600. |