| 1 | Native | Northern America | Northern Mexico | Mexico | Sinaloa | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Tamaulipas | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Campeche | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Chiapas | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guerrero | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Hidalgo | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Morelos | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Nayarit | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Oaxaca | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Puebla | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Quintana Roo | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Tabasco | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Veracruz de Ignacio de la Llave | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Yucatán | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:669. |
| 1 | Native | Southern America | Caribbean | Antigua and Barbuda | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Caribbean | Bahamas | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Caribbean | Cayman Islands | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Caribbean | Cuba | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Caribbean | Dominica | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Caribbean | Dominican Republic | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Caribbean | Haiti | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Caribbean | Jamaica | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Caribbean | St. Lucia | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Caribbean | St. Vincent and Grenadines | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Caribbean | United States | Puerto Rico | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Caribbean | United States | Virgin Islands, U.S. | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Central America | Belize | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Central America | Costa Rica | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Central America | El Salvador | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Central America | Guatemala | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Central America | Honduras | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Central America | Nicaragua | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 1 | Native | Southern America | Central America | Panama | | | Woodson, R. E. & R. W. Schery, eds. 1943-1980. Flora of Panama. |
| 1 | Native | Southern America | Western South America | Colombia | | | Gentry, A. H. 1980. Bignoniaceae - Part I (Crescentieae and Tourrettieae). Fl. Neotrop. Monogr. 25(1):90-93. |
| 2 | Cultivated | | | | | widely cult. | |
| 2 | Cultivated | Northern America | | Mexico | | | Moreira, P. A. et al. 2017. Diversity of treegourd (Crescentia cujete) suggests introduction and prehistoric dispersal routes into Amazonia. Front. Ecol. Evolut. 5:150. DOI: 10.3389/fevo.2017.00150. |
| 2 | Cultivated | Southern America | Brazil | Brazil | | | Moreira, P. A. et al. 2017. Diversity of treegourd (Crescentia cujete) suggests introduction and prehistoric dispersal routes into Amazonia. Front. Ecol. Evolut. 5:150. DOI: 10.3389/fevo.2017.00150. |
| 4 | Naturalized | | | | | widely natzd. elsewhere | |
| 6 | Other | | | | | exact native range in neotropics obscure | |