| 1 | Native | Africa | South Tropical Africa | Angola | | | Jardin botanique national de Belgique. 1967-. Flore du Congo, du Rwanda et du Burundi (Flore d'Afrique centrale). |
| 1 | Native | Africa | West Tropical Africa | Benin | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Côte D'Ivoire | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Ghana | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Guinea | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Liberia | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Nigeria | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Sierra Leone | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Togo | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West-Central Tropical Africa | Burundi | | | Jardin botanique national de Belgique. 1967-. Flore du Congo, du Rwanda et du Burundi (Flore d'Afrique centrale). |
| 1 | Native | Africa | West-Central Tropical Africa | Cameroon | | | Aubréville, A. et al., eds. 1963-. Flore du Cameroun. |
| 1 | Native | Africa | West-Central Tropical Africa | Democratic Republic of the Congo | | | Jardin botanique national de Belgique. 1967-. Flore du Congo, du Rwanda et du Burundi (Flore d'Afrique centrale). |
| 1 | Native | Africa | West-Central Tropical Africa | Equatorial Guinea | Bioko | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West-Central Tropical Africa | Gabon | | | Aubréville, A. et al., eds. 1963-. Flore du Cameroun. |
| 1 | Native | Africa | West-Central Tropical Africa | Rwanda | | | Jardin botanique national de Belgique. 1967-. Flore du Congo, du Rwanda et du Burundi (Flore d'Afrique centrale). |
| 2 | Cultivated | | | | | also cult. | |
| 4 | Naturalized | Africa | Western Indian Ocean | Comoros | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 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 | Africa | Western Indian Ocean | Reunion | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Africa | Western Indian Ocean | Seychelles | | | Friedmann, F. 1994. Flore des Seychelles ORSTOM Éditions, Paris, France. |
| 4 | Naturalized | Asia-Tropical | Malesia | Singapore | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Australasia | Australia | Australia | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 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 | 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 | 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 | Niue | | | 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 | Vanuatu | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Pacific | Southwestern Pacific | Wallis and Futuna Islands | | | Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource). |
| 4 | Naturalized | Southern America | Caribbean | West Indies | | | Gentry, A. H. 1992. Bignoniaceae - Part II (Tribe Tecomeae). Fl. Neotrop. Monogr. 25(2):118. |