| Belize | | | Balick, M. J., M. H. Nee & D.E. Atha | 2000 | Checklist of the vascular plants of Belize | Mem. New York Bot. Gard. | 85: i–ix, 1–246 |
| Bolivia | | | Moraes R., M. | 1990 | Lista preliminar de especies botánicas coleccionadas durante la Expedición Río Madre de Dios (Norte de Bolivia) | Mus. Nac. Hist. Nat. (Bolivia) Com. | 10: 32–52 |
| Bolivia | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Bolivia | Santa Cruz | | Wood, J. R. I., F. Mamani M., P. Pozo, J. D. Soto & D. Villarroel Segarra | 2011 | (none) | Guía Darwin Pl. Chiquitania | 1–212 |
| Bolivia | Santa Cruz | | Killeen, T. J. & T. S. Schulenberg | 1998 | A biological assessment of Parque Nacional Noel Kempff Mercado, Bolivia | RAP Working Papers | 10: 1–372 |
| Brazil | | | Forzza, R. C. | 2010 | (none) | Lista de espécies Flora do Brasil | http://floradobrasil.jbrj.gov.br/2010 |
| Brazil | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Brazil | Pará | | Lorence, D. H. | 1999 | A nomenclator of Mexican and Central American Rubiaceae | Monogr. Syst. Bot. Missouri Bot. Gard. | 73: 1–177 |
| Caribbean | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Colombia | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Colombia | Antioquia | | Idárraga-Piedrahita, A., R. D. C. Ortiz, R. Callejas Posada & M. Merello | 2011 | Listado de las plantas vasculares del departamento de Antioquia | Fl. Antioquia: Cat. | 2: 9–939 |
| Costa Rica | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Ecuador | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Ecuador | | | Renner, S. S., H. Balslev & L.B. Holm-Nielsen | 1990 | Flowering plants of Amazonian Ecuador—A checklist | AAU Rep. | 24: 1–241 |
| Ecuador | Napo | | Renner, S. S., H. Balslev & L.B. Holm-Nielsen | 1990 | Flowering plants of Amazonian Ecuador—A checklist | AAU Rep. | 24: 1–241 |
| Ecuador | Pastaza | | Renner, S. S., H. Balslev & L.B. Holm-Nielsen | 1990 | Flowering plants of Amazonian Ecuador—A checklist | AAU Rep. | 24: 1–241 |
| French Guiana | | | Funk, V. A., P. E. Berry, S. Alexander, T. H. Hollowell & C. L. Kelloff | 2007 | Checklist of the Plants of the Guiana Shield (Venezuela: Amazonas, Bolivar, Delta Amacuro; Guyana, Surinam, French Guiana) | Contr. U.S. Natl. Herb. | 55: 1–584 |
| French Guiana | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Guyana | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Guyana | | | Funk, V. A., P. E. Berry, S. Alexander, T. H. Hollowell & C. L. Kelloff | 2007 | Checklist of the Plants of the Guiana Shield (Venezuela: Amazonas, Bolivar, Delta Amacuro; Guyana, Surinam, French Guiana) | Contr. U.S. Natl. Herb. | 55: 1–584 |
| Mexico | Chiapas | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Mexico | Oaxaca | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Mexico | Oaxaca | | García-Mendoza, A. J. & J. Meave del Castillo | 2011 | (none) | Divers. Florist. Oaxaca | 1–351 |
| Mexico | Tabasco | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Mexico | Veracruz | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Nicaragua | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Panama | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Panama | Bocas del Toro | | Correa A., M.D., C. Galdames & M. Stapf | 2004 | (none) | Cat. Pl. Vasc. Panamá | 1–599 |
| Panama | Canal Area | | Correa A., M.D., C. Galdames & M. Stapf | 2004 | (none) | Cat. Pl. Vasc. Panamá | 1–599 |
| Panama | Chiriquí | | Correa A., M.D., C. Galdames & M. Stapf | 2004 | (none) | Cat. Pl. Vasc. Panamá | 1–599 |
| Panama | Coclé | | Correa A., M.D., C. Galdames & M. Stapf | 2004 | (none) | Cat. Pl. Vasc. Panamá | 1–599 |
| Panama | Colón | | Correa A., M.D., C. Galdames & M. Stapf | 2004 | (none) | Cat. Pl. Vasc. Panamá | 1–599 |
| Panama | Darién | | Correa A., M.D., C. Galdames & M. Stapf | 2004 | (none) | Cat. Pl. Vasc. Panamá | 1–599 |
| Panama | Herrera | | Correa A., M.D., C. Galdames & M. Stapf | 2004 | (none) | Cat. Pl. Vasc. Panamá | 1–599 |
| Panama | Los Santos | | Correa A., M.D., C. Galdames & M. Stapf | 2004 | (none) | Cat. Pl. Vasc. Panamá | 1–599 |
| Panama | Panamá | | Correa A., M.D., C. Galdames & M. Stapf | 2004 | (none) | Cat. Pl. Vasc. Panamá | 1–599 |
| Panama | San Blas | | Correa A., M.D., C. Galdames & M. Stapf | 2004 | (none) | Cat. Pl. Vasc. Panamá | 1–599 |
| Panama | Veraguas | | Correa A., M.D., C. Galdames & M. Stapf | 2004 | (none) | Cat. Pl. Vasc. Panamá | 1–599 |
| Peru | | | Macbride, J. F. | 1936 | Rubiaceae, Flora of Peru | Publ. Field Mus. Nat. Hist., Bot. Ser. | 13(6/1): 3–261 |
| Peru | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Peru | Loreto | | Macbride, J. F. | 1936 | Rubiaceae, Flora of Peru | Publ. Field Mus. Nat. Hist., Bot. Ser. | 13(6/1): 3–261 |
| Suriname | | | Funk, V. A., P. E. Berry, S. Alexander, T. H. Hollowell & C. L. Kelloff | 2007 | Checklist of the Plants of the Guiana Shield (Venezuela: Amazonas, Bolivar, Delta Amacuro; Guyana, Surinam, French Guiana) | Contr. U.S. Natl. Herb. | 55: 1–584 |
| Suriname | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Venezuela | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): 1–533 |
| Venezuela | | | Steyermark, J. A. | 1995 | Flora of the Venezuelan Guayana Project | | |
| Venezuela | Amazonas | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venezuela | 1–860 |
| Venezuela | Amazonas | | Steyermark, J. A. | 1995 | Flora of the Venezuelan Guayana Project | | |
| Venezuela | Amazonas | | Funk, V. A., P. E. Berry, S. Alexander, T. H. Hollowell & C. L. Kelloff | 2007 | Checklist of the Plants of the Guiana Shield (Venezuela: Amazonas, Bolivar, Delta Amacuro; Guyana, Surinam, French Guiana) | Contr. U.S. Natl. Herb. | 55: 1–584 |
| Venezuela | Anzoátegui | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venezuela | 1–860 |
| Venezuela | Bolívar | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venezuela | 1–860 |
| Venezuela | Bolívar | | Steyermark, J. A. | 1995 | Flora of the Venezuelan Guayana Project | | |
| Venezuela | Bolívar | | Funk, V. A., P. E. Berry, S. Alexander, T. H. Hollowell & C. L. Kelloff | 2007 | Checklist of the Plants of the Guiana Shield (Venezuela: Amazonas, Bolivar, Delta Amacuro; Guyana, Surinam, French Guiana) | Contr. U.S. Natl. Herb. | 55: 1–584 |
| Venezuela | Delta Amacuro | | Steyermark, J. A. | 1995 | Flora of the Venezuelan Guayana Project | | |
| Venezuela | Delta Amacuro | | Funk, V. A., P. E. Berry, S. Alexander, T. H. Hollowell & C. L. Kelloff | 2007 | Checklist of the Plants of the Guiana Shield (Venezuela: Amazonas, Bolivar, Delta Amacuro; Guyana, Surinam, French Guiana) | Contr. U.S. Natl. Herb. | 55: 1–584 |
| Venezuela | Delta Amacuro | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venezuela | 1–860 |
| Venezuela | Miranda | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venezuela | 1–860 |
| Venezuela | Monagas | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venezuela | 1–860 |
| Venezuela | Nueva Esparta | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venezuela | 1–860 |
| Venezuela | Sucre | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venezuela | 1–860 |
| Venezuela | Zulia | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venezuela | 1–860 |