| Paspalum stellatum var. monostachyus Nees, 1829 |
| Paspalum stramineum Nash, 1901 |
| Paspalum stuckertii Hack., 1904 |
| Paspalum sumichrasti E. Fourn., 1886 |
| Paspalum taphrophyllum Steud., 1855 |
| Paspalum tenellum Willd., 1809 |
| Paspalum tenellum var. bourgeaei E. Fourn., 1886 |
| Paspalum tenuifolium Swallen, 1967 |
| Paspalum tenuissimum M.E. Jones, 1935 |
| Paspalum ternatum (Hochst. ex A. Rich.) Hook. f., 1896 |
| Paspalum texanum Swallen, 1942 |
| Paspalum tinctum Chase, 1929 |
| Paspalum tolucense R. Guzmán, 1982 |
| Paspalum tonduzii Mez, 1917 |
| Paspalum trachycoleon Steud., 1855 |
| Paspalum trichoides R. Guzmán, 1982 |
| Paspalum tripinnatum Mez, 1917 |
| Paspalum tristachyon Lam., 1791 |
| Paspalum tristachyum Willd. ex Steud., 1841 |
| Paspalum tumidum Kuhlm., 1925 |