| 1 | Native | Northern America | Northern Mexico | Mexico | Chihuahua | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Durango | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Nuevo León | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Sinaloa | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Sonora | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Tamaulipas | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Zacatecas | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Aguascalientes | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Chiapas | | Missouri Botanical Garden. Flora of Mesoamerica Checklist (on-line resource). |
| 1 | Native | Northern America | Southern Mexico | Mexico | Colima | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guanajuato | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guerrero | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Jalisco | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | México | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Michoacán de Ocampo | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Morelos | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Nayarit | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Oaxaca | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Puebla | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Tabasco | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Veracruz de Ignacio de la Llave | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | Arizona | s. | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Southern America | Caribbean | Cuba | | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 1 | Native | Southern America | Caribbean | Guadeloupe | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Hispaniola | | | Acevedo-Rodríguez, P. & M. T. Strong. 2012. Catalogue of seed plants of the West Indies. Smithsonian Contr. Bot. 98 |
| 1 | Native | Southern America | Caribbean | Jamaica | | | Adams, C. 1972. Flowering plants of Jamaica |
| 1 | Native | Southern America | Caribbean | Martinique | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Montserrat | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | St. Kitts and Nevis | Saint Kitts | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | 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 |
| 1 | Native | Southern America | Central America | Costa Rica | | | Missouri Botanical Garden. Flora of Mesoamerica Checklist (on-line resource). |
| 1 | Native | Southern America | Central America | Guatemala | | | Missouri Botanical Garden. Flora of Mesoamerica Checklist (on-line resource). |
| 1 | Native | Southern America | Central America | Honduras | | | Nelson, C. H. N. 2008. Catálogo de las plantas vasculares de Honduras Note: Secretaría de Recursos Naturales y Ambiente, Tegucigalpa, Honduras. |
| 1 | Native | Southern America | Central America | Panama | | | Missouri Botanical Garden. Flora of Mesoamerica Checklist (on-line resource). |
| 1 | Native | Southern America | Northern South America | Venezuela | | | Hokche, O. et al. 2008. Nuevo catálogo de la flora vascular de Venezuela. |
| 1 | Native | Southern America | Western South America | Colombia | | | Bernal, R., S. R. Gradstein & M. Celis. 2015. Catálogo de plantas y líquenes de Colombia Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá, Colombia. |
| 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 |
| 2 | Cultivated | Australasia | Australia | Australia | | | Pitman, W. D. & J. M. B. Vendramini. 2020. Chapter 15. Legumes for tropical and subtropical areas. In: Moore, K. J. et al., Forages: The science of grassland agriculture, Volume II, seventh edition 277-296. Note: mentions as having cultivars developed in Australia |