| Paspalum coryphaeum Trin., 1826 |
| Paspalum costaricense Mez, 1917 |
| Paspalum crassum Chase, 1913 |
| Paspalum crinitum Chase ex Hitchc., 1913 |
| Paspalum cubense Spreng., 1822 |
| Paspalum cujabense Trin., 1831 |
| Paspalum culiacanum Vasey, 1893 |
| Paspalum cuyabense Trin., 1831 |
| Paspalum cymbiforme E. Fourn., 1886 |
| Paspalum cynosuroides (L.) Brot., 1804 |
| Paspalum decumbens Sagot ex Döll, 1877 |
| Paspalum decumbens Sw., 1788 |
| Paspalum delochei Steud., 1855 |
| Paspalum densum Poir., 1804 |
| Paspalum dentatosulcatum Arechav., 1894 |
| Paspalum denticulatum Trin., 1826 |
| Paspalum depauperatum J. Presl, 1830 |
| Paspalum depressum Steud., 1855 |
| Paspalum didactylum Salzm. ex Steud., 1854 |
| Paspalum digitaria Poir., 1816 |