| 1 | Native | Northern America | Southeastern U.S.A. | United States | Florida | | Long, R. W. & O. Lakela. 1971. A flora of tropical Florida. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Campeche | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guerrero | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Northern America | Southern Mexico | Mexico | Hidalgo | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Northern America | Southern Mexico | Mexico | Jalisco | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Northern America | Southern Mexico | Mexico | México | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Northern America | Southern Mexico | Mexico | Michoacán de Ocampo | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Northern America | Southern Mexico | Mexico | Oaxaca | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Northern America | Southern Mexico | Mexico | Puebla | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Northern America | Southern Mexico | Mexico | Quintana Roo | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Northern America | Southern Mexico | Mexico | Tabasco | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Northern America | Southern Mexico | Mexico | Veracruz de Ignacio de la Llave | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Northern America | Southern Mexico | Mexico | Yucatán | | Borhidi, A. 2006. Rubiáceas de México |
| 1 | Native | Southern America | Caribbean | Anguilla | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Antigua and Barbuda | Barbuda | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Dominica | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Dominican Republic | | | Liogier, H. A. 1981-. Flora of Hispaniola: Part 1; La Flora de la Española. Part II-. |
| 1 | Native | Southern America | Caribbean | Grenada | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Guadeloupe | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Haiti | | | Liogier, H. A. 1981-. Flora of Hispaniola: Part 1; La Flora de la Española. Part II-. |
| 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 | Netherlands Antilles | Saba | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Trinidad and Tobago | | | Steyermark, J. A. et al., eds. 1995-. Flora of the Venezuelan Guayana. Note: Missouri Botanical Garden & Timber Press |
| 1 | Native | Southern America | Caribbean | United States | Puerto Rico | | Liogier, H. A. 1984-. Descriptive flora of Puerto Rico and adjacent islands. |
| 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 | | | Burger, W. C., ed. 1971-. Flora costaricensis. |
| 1 | Native | Southern America | Central America | El Salvador | | | 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 | Venezuela | | | Lasser, T., ed. 1964-. Flora de Venezuela. |
| 1 | Native | Southern America | Western South America | Colombia | | | Steyermark, J. A. et al., eds. 1995-. Flora of the Venezuelan Guayana. Note: Missouri Botanical Garden & Timber Press |