| Brazil | | | Taylor, C. M., B. E. Hammel & D. H. Lorence | 2014 | Rubiaceae. En: Manual de Plantas de Costa Rica. Vol. VII. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 129: 464–779 |
| Colombia | | | SPECIMEN BASED RECORD | 1986 | Field Museum Type Record | | |
| Colombia | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): i–xvi, 1–533 |
| Costa Rica | | | Taylor, C. M., B. E. Hammel & D. H. Lorence | 2014 | Rubiaceae. En: Manual de Plantas de Costa Rica. Vol. VII. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 129: 464–779 |
| Costa Rica | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): i–xvi, 1–533 |
| Ecuador | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): i–xvi, 1–533 |
| Ecuador | Morona-Santiago | | Jørgensen, P. M. & S. León-Yánez | 1999 | Catalogue of the Vascular Plants of Ecuador | Monogr. Syst. Bot. Missouri Bot. Gard. | 75: i–viii, 1–1181 |
| Ecuador | Pastaza | | Jørgensen, P. M. & S. León-Yánez | 1999 | Catalogue of the Vascular Plants of Ecuador | Monogr. Syst. Bot. Missouri Bot. Gard. | 75: i–viii, 1–1181 |
| Guyana | | | Funk, V. A., T. H. Hollowell, P. E. Berry, C. L. Kelloff & S. Alexander | 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 |
| Guyana | | | Taylor, C. M., B. E. Hammel & D. H. Lorence | 2014 | Rubiaceae. En: Manual de Plantas de Costa Rica. Vol. VII. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 129: 464–779 |
| Panama | | | Condit, R., S. Aguilar & R. A. Pérez | 2020 | Trees of Panama: A complete checklist with every geographic range | Forest Ecosyst. | 7–42: 1–13 |
| Panama | | | Condit, R., R. A. Pérez & S. Aguilar | 2019 | Complete Tree Species of Panama, DataONE, Dataset. https://doi.org/10.15146/R3M97W | | |
| Panama | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): i–xvi, 1–533 |
| Peru | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): i–xvi, 1–533 |
| Peru | | | Taylor, C. M., B. E. Hammel & D. H. Lorence | 2014 | Rubiaceae. En: Manual de Plantas de Costa Rica. Vol. VII. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 129: 464–779 |
| Venezuela | | | Taylor, C. M., B. E. Hammel & D. H. Lorence | 2014 | Rubiaceae. En: Manual de Plantas de Costa Rica. Vol. VII. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 129: 464–779 |
| Venezuela | | | Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera | 2012 | Rubiaceae a Verbenaceae | Fl. Mesoamer. | 4(2): i–xvi, 1–533 |
| Venezuela | | | SPECIMEN BASED RECORD | | Published protolog data | | |
| Venezuela | Anzoátegui | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venez. | 1–859 |
| Venezuela | Aragua | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venez. | 1–859 |
| Venezuela | Distrito Capital | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venez. | 1–859 |
| Venezuela | Miranda | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venez. | 1–859 |
| Venezuela | Sucre | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venez. | 1–859 |
| Venezuela | Yaracuy | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venez. | 1–859 |