Brazil | | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Brazil | | | Crow, G. E. | 2003 | Pontederiaceae. En: Manual de Plantas de Costa Rica. Vol. III. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 93: 822–828 |
Brazil | Roraima | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Caribbean | | | Davidse, G., M. Sousa Sánchez & A.O. Chater | 1994 | Alismataceae a Cyperaceae | Fl. Mesoamer. | 6: i–xvi, 1–543 |
Caribbean | | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Caribbean | | | Novelo R., A. & A. L. H. | 1994 | 252. Pontederiaceae | Fl. Mesoamer. | 6: 65–71 |
Caribbean | | | Crow, G. E. | 2003 | Pontederiaceae. En: Manual de Plantas de Costa Rica. Vol. III. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 93: 822–828 |
Caribbean | Cuba | | Davidse, G., M. Sousa Sánchez & A.O. Chater | 1994 | Alismataceae a Cyperaceae | Fl. Mesoamer. | 6: i–xvi, 1–543 |
Caribbean | Cuba | | Novelo R., A. & A. L. H. | 1994 | 252. Pontederiaceae | Fl. Mesoamer. | 6: 65–71 |
Caribbean | Dominican Republic | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Costa Rica | | | Davidse, G., M. Sousa Sánchez & A.O. Chater | 1994 | Alismataceae a Cyperaceae | Fl. Mesoamer. | 6: i–xvi, 1–543 |
Costa Rica | | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Costa Rica | | | Novelo R., A. & A. L. H. | 1994 | 252. Pontederiaceae | Fl. Mesoamer. | 6: 65–71 |
Costa Rica | | | Crow, G. E. | 2003 | Pontederiaceae. En: Manual de Plantas de Costa Rica. Vol. III. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 93: 822–828 |
Costa Rica | Guanacaste | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Ecuador | | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Ecuador | | | Horn, C. N. | 1987 | 205. Pontederiaceae | Fl. Ecuador | 29: 1–20 |
Ecuador | Guayas | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Ecuador | Guayas | | Horn, C. N. | 1987 | 205. Pontederiaceae | Fl. Ecuador | 29: 1–20 |
Ecuador | Guayas | | 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 |
El Salvador | | | Davidse, G., M. Sousa Sánchez & A.O. Chater | 1994 | Alismataceae a Cyperaceae | Fl. Mesoamer. | 6: i–xvi, 1–543 |
El Salvador | | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
El Salvador | | | Novelo R., A. & A. L. H. | 1994 | 252. Pontederiaceae | Fl. Mesoamer. | 6: 65–71 |
El Salvador | La Unión | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Mexico | | | Crow, G. E. | 2003 | Pontederiaceae. En: Manual de Plantas de Costa Rica. Vol. III. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 93: 822–828 |
Mexico | | | Novelo R., A. & A. L. H. | 1994 | 252. Pontederiaceae | Fl. Mesoamer. | 6: 65–71 |
Mexico | Jalisco | | Villaseñor Ríos, J. L. | 2016 | Checklist of the native vascular plants of Mexico. Catálogo de las plantas vasculares nativas de México. | Revista Mex. Biodivers. | 87(3): 559–902 |
Nicaragua | | | Davidse, G., M. Sousa Sánchez & A.O. Chater | 1994 | Alismataceae a Cyperaceae | Fl. Mesoamer. | 6: i–xvi, 1–543 |
Nicaragua | | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Nicaragua | | | Novelo R., A. & A. L. H. | 1994 | 252. Pontederiaceae | Fl. Mesoamer. | 6: 65–71 |
Nicaragua | | | Horn, C. N. & R. R. Haynes | 2001 | Pontederiaceae. En: Stevens, W.D., C. Ulloa, A. Pool & O.M. Montiel (eds.). Fl. Nicaragua | Monogr. Syst. Bot. Missouri Bot. Gard. | 3: 2177–2180 |
Nicaragua | León | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Nicaragua | Managua | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Nicaragua | Matagalpa | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Panama | | | D'Arcy, W. G. | 1987 | Flora of Panama. Checklist and Index. Part 1: The introduction and checklist | Monogr. Syst. Bot. Missouri Bot. Gard. | 17: v–xxx, 1–328 |
Panama | | | Davidse, G., M. Sousa Sánchez & A.O. Chater | 1994 | Alismataceae a Cyperaceae | Fl. Mesoamer. | 6: i–xvi, 1–543 |
Panama | | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Panama | | | Novelo R., A. & A. L. H. | 1994 | 252. Pontederiaceae | Fl. Mesoamer. | 6: 65–71 |
Panama | Coclé | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Panama | Coclé | | 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 | Panamá | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Peru | | | Crow, G. E. | 2003 | Pontederiaceae. En: Manual de Plantas de Costa Rica. Vol. III. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 93: 822–828 |
Peru | | | Brako, L. & J. L. Zarucchi | 1993 | Catalogue of the flowering plants and gymnosperms of Peru | Monogr. Syst. Bot. Missouri Bot. Gard. | 45: i–xl, 1–1286 |
Peru | | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Peru | Tumbes | | Brako, L. & J. L. Zarucchi | 1993 | Catalogue of the flowering plants and gymnosperms of Peru | Monogr. Syst. Bot. Missouri Bot. Gard. | 45: i–xl, 1–1286 |
Peru | Tumbes | | Horn, C. N. | 1985 | A systematic revision of the genus Heteranthera (sensu lato; Pontederiaceae) | | 247 pp |
Venezuela | Anzoátegui | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venez. | 1–859 |
Venezuela | Guárico | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venez. | 1–859 |