| 1 | Native | Northern America | Northern Mexico | Mexico | San Luis Potosí | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Campeche | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Chiapas | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Colima | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guerrero | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Hidalgo | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Jalisco | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Michoacán de Ocampo | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Nayarit | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Oaxaca | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Quintana Roo | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Tabasco | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 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. 87:756. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Yucatán | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:756. |
| 1 | Native | Southern America | Brazil | Brazil | | | |
| 1 | Native | Southern America | Caribbean | Anguilla | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | Antigua and Barbuda | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | Bahamas | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | Cuba | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | Dominican Republic | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | Grenada | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | Guadeloupe | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | Haiti | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | Jamaica | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | Montserrat | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | St. Kitts and Nevis | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | United States | Puerto Rico | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Caribbean | West Indies | | | |
| 1 | Native | Southern America | Central America | Central America | | | |
| 1 | Native | Southern America | Central America | Costa Rica | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Central America | El Salvador | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Central America | Guatemala | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Central America | Honduras | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Central America | Panama | | | Grear, J. W. 1978. A revision of the New World species of Rhynchosia (Leguminosae - Faboideae). Mem. New York Bot. Gard. 31:113. |
| 1 | Native | Southern America | Northern South America | Venezuela | | | |
| 1 | Native | Southern America | Southern South America | Uruguay | | | |
| 1 | Native | Southern America | Western South America | Bolivia | | | |
| 1 | Native | Southern America | Western South America | Colombia | | | |
| 1 | Native | Southern America | Western South America | Ecuador | | | |
| 1 | Native | Southern America | Western South America | Peru | | | |