| 1 | Native | Northern America | Southern Mexico | Mexico | Campeche | | Breedlove, D. E., ed. 1981-. Flora of Chiapas. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Chiapas | | Breedlove, D. E., ed. 1981-. Flora of Chiapas. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Quintana Roo | | Breedlove, D. E., ed. 1981-. Flora of Chiapas. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Tabasco | | Breedlove, D. E., ed. 1981-. Flora of Chiapas. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Veracruz de Ignacio de la Llave | | Breedlove, D. E., ed. 1981-. Flora of Chiapas. |
| 1 | Native | Southern America | Brazil | Brazil | | | Forzza, R. C. et al., coord. Lista de espécies da flora do Brasil (on-line resource). |
| 1 | Native | Southern America | Central America | Belize | | | Balick, M. J. et al. 2000. Checklist of the vascular plants of Belize, with common names and uses. Mem. New York Bot. Gard. 85 |
| 1 | Native | Southern America | Central America | Costa Rica | | | Breedlove, D. E., ed. 1981-. Flora of Chiapas. |
| 1 | Native | Southern America | Central America | Guatemala | | | Standley, P. C. & J. A. Steyermark. 1946-1976. Flora of Guatemala. |
| 1 | Native | Southern America | Central America | Honduras | | | Standley, P. C. & J. A. Steyermark. 1946-1976. Flora of Guatemala. |
| 1 | Native | Southern America | Central America | Nicaragua | | | Stevens, W. D. et al., eds. 2001. Flora de Nicaragua. Monogr. Syst. Bot. Missouri Bot. Gard. 85(1-3). |
| 1 | Native | Southern America | Central America | Panama | | | Woodson, R. E. & R. W. Schery, eds. 1943-1980. Flora of Panama. |
| 1 | Native | Southern America | Northern South America | French Guiana | | | Boggan, J. et al. 1997. Checklist of the plants of the Guianas, ed. 2 |
| 1 | Native | Southern America | Northern South America | Guyana | | | Boggan, J. et al. 1997. Checklist of the plants of the Guianas, ed. 2 |
| 1 | Native | Southern America | Northern South America | Suriname | | | Boggan, J. et al. 1997. Checklist of the plants of the Guianas, ed. 2 |
| 1 | Native | Southern America | Northern South America | Venezuela | | | Steyermark, J. A. et al., eds. 1995-. Flora of the Venezuelan Guayana. Note: Missouri Botanical Garden & Timber Press |
| 1 | Native | Southern America | Western South America | Colombia | | | Breedlove, D. E., ed. 1981-. Flora of Chiapas. |
| 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 |
| 2 | Cultivated | | | | | widely cult. | |
| 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 | Africa | Southern Africa | South Africa | Mpumalanga | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 4 | Naturalized | Africa | West Tropical Africa | Guinea | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 4 | Naturalized | Africa | West Tropical Africa | Sierra Leone | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 4 | Naturalized | Africa | Western Indian Ocean | Mayotte | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Asia-Temperate | China | China | Guangdong Sheng | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). |
| 4 | Naturalized | Asia-Temperate | Eastern Asia | Taiwan | | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). |
| 4 | Naturalized | Asia-Tropical | Indian Subcontinent | India | Kerala | | Sharma, B. D. et al., eds. 1993-. Flora of India. |
| 4 | Naturalized | Asia-Tropical | Indo-China | Thailand | | | Sharma, B. D. et al., eds. 1993-. Flora of India. |
| 4 | Naturalized | Asia-Tropical | Malesia | Indonesia | | | Backer, C. A. & R. C. Bakhuizen van den Brink, Jr. 1963-1968. Flora of Java. |
| 4 | Naturalized | Australasia | Australia | Australia | New South Wales | | Csurhes, S. & R. Edwards. 1998. National Weeds Program. Potential environmental weeds in Australia. Candidate species for preventative control. |
| 4 | Naturalized | Australasia | Australia | Australia | Queensland | | Csurhes, S. & R. Edwards. 1998. National Weeds Program. Potential environmental weeds in Australia. Candidate species for preventative control. |
| 4 | Naturalized | Northern America | Southeastern U.S.A. | United States | Florida | | 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 | Northwestern Pacific | Marshall Islands | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | Northwestern Pacific | Micronesia | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | Northwestern Pacific | Palau | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | Northwestern Pacific | United States | Guam | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | Northwestern Pacific | United States | Northern Mariana Islands | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | South-Central Pacific | Cook Islands | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | South-Central Pacific | French Polynesia | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | Southwestern Pacific | Fiji | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | Southwestern Pacific | Kiribati | Gilbert Islands | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | Southwestern Pacific | Nauru | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 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 | Pacific | Southwestern Pacific | Samoa | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | Southwestern Pacific | Tonga | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | Southwestern Pacific | United States | American Samoa | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Southern America | Caribbean | Antigua and Barbuda | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: = Wedelia trilobata (L.) Hitchc. |
| 4 | Naturalized | Southern America | Caribbean | Bahamas | | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 4 | Naturalized | Southern America | Caribbean | Barbados | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: = Wedelia trilobata (L.) Hitchc. |
| 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 | Dominica | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: = Wedelia trilobata (L.) Hitchc. |
| 4 | Naturalized | Southern America | Caribbean | Grenada | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: = Wedelia trilobata (L.) Hitchc. |
| 4 | Naturalized | Southern America | Caribbean | Guadeloupe | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: = Wedelia trilobata (L.) Hitchc. |
| 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 | Jamaica | | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 4 | Naturalized | Southern America | Caribbean | Martinique | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: = Wedelia trilobata (L.) Hitchc. |
| 4 | Naturalized | Southern America | Caribbean | Montserrat | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: = Wedelia trilobata (L.) Hitchc. |
| 4 | Naturalized | Southern America | Caribbean | St. Kitts and Nevis | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: = Wedelia trilobata (L.) Hitchc. |
| 4 | Naturalized | Southern America | Caribbean | St. Lucia | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: = Wedelia trilobata (L.) Hitchc. |
| 4 | Naturalized | Southern America | Caribbean | St. Vincent and Grenadines | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: = Wedelia trilobata (L.) Hitchc. |
| 4 | Naturalized | Southern America | Caribbean | Trinidad and Tobago | | | 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 | Caribbean | United States | Virgin Islands, U.S. | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 4 | Naturalized | Southern America | Caribbean | Virgin Islands (British) | Tortola | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |