| Colombia | | | Gómez-Laurito, J. | 2003 | Cyperaceae. En: Manual de Plantas de Costa Rica. Vol. II. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 92: 458–551 |
| Colombia | Cauca | | Reznicek, A. A. & K. Camelbeke | 1996 | Carex porrecta (Cyperaceae), a distinctive new species from northern South America and Costa Rica | Novon | 6(4): 423–425 |
| Costa Rica | | | Gómez-Laurito, J. | 2003 | Cyperaceae. En: Manual de Plantas de Costa Rica. Vol. II. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 92: 458–551 |
| Costa Rica | | | Monro, A. K., D. Santamaría-Aguilar, F. González Brenes, O. Chacón, D. Solano, A. Rodríguez González, N. Zamora, E. Fedele & M. D. Correa A. | 2017 | A first checklist to the vascular plants of La Amistad International Park (PILA), Costa Rica-Panama | Phytotaxa | 322(1): 1–283 |
| Costa Rica | Limón | | Reznicek, A. A. & K. Camelbeke | 1996 | Carex porrecta (Cyperaceae), a distinctive new species from northern South America and Costa Rica | Novon | 6(4): 423–425 |
| Ecuador | | | SPECIMEN BASED RECORD | | Published protolog data | | |
| Ecuador | | | Gómez-Laurito, J. | 2003 | Cyperaceae. En: Manual de Plantas de Costa Rica. Vol. II. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 92: 458–551 |
| Ecuador | Imbabura | | 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 | Imbabura | | Reznicek, A. A. & K. Camelbeke | 1996 | Carex porrecta (Cyperaceae), a distinctive new species from northern South America and Costa Rica | Novon | 6(4): 423–425 |
| Ecuador | Pichincha | | 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 | Pichincha | | Reznicek, A. A. & K. Camelbeke | 1996 | Carex porrecta (Cyperaceae), a distinctive new species from northern South America and Costa Rica | Novon | 6(4): 423–425 |
| Panama | | | Monro, A. K., D. Santamaría-Aguilar, F. González Brenes, O. Chacón, D. Solano, A. Rodríguez González, N. Zamora, E. Fedele & M. D. Correa A. | 2017 | A first checklist to the vascular plants of La Amistad International Park (PILA), Costa Rica-Panama | Phytotaxa | 322(1): 1–283 |
| Venezuela | | | Gómez-Laurito, J. | 2003 | Cyperaceae. En: Manual de Plantas de Costa Rica. Vol. II. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.) | Monogr. Syst. Bot. Missouri Bot. Gard. | 92: 458–551 |
| Venezuela | Bolívar | | Steyermark, J. A. | 1995 | Flora of the Venezuelan Guayana Project | | |
| Venezuela | Bolívar | | Reznicek, A. A. & K. Camelbeke | 1996 | Carex porrecta (Cyperaceae), a distinctive new species from northern South America and Costa Rica | Novon | 6(4): 423–425 |
| Venezuela | Bolívar | | 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 |
| Venezuela | Bolívar | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venez. | 1–859 |