| Dichromena velutina Kunth, 1837 |
| Dichromena watsonii Britton, 1888 |
| Dichromena weberbaueri (C.B. Clarke) J.F. Macbr., 1929 |
| Diclidium Schrad. ex Nees, 1842 |
| Diclidium aciculare Schrad. ex Nees, 1842 |
| Diclidium odoratum (L.) Schrad. ex Nees, 1842 |
| Diploscyphus Liebm., 1850 |
| Diploscyphus mexicanus Liebm., 1850 |
| Eleocharideae Goetgh., 1985 |
| Eleocharis R. Br., 1810 |
| Eleocharis aciculariformis Greenm., 1899 |
| Eleocharis acicularis (L.) Roem. & Schult., 1817 |
| Eleocharis acicularis var. bella Piper, 1901 |
| Eleocharis acicularis var. lindheimeri C.B. Clarke ex Britton, 1889 |
| Eleocharis acicularis var. minima Torr. ex Britton, 1889 |
| Eleocharis acicularis var. occidentalis Svenson, 1929 |
| Eleocharis acicularis var. radicans (A. Dietr.) Britton, 1889 |
| Eleocharis acutangula (Roxb.) Schult., 1824 |
| Eleocharis acutangula subsp. acutangula (Roxb.) Schult., 1824 |
| Eleocharis acutangula subsp. breviseta D.J. Rosen, 2007 |