| Fimbristylis cymosa var. spathacea (Roth) T. Koyama, 1964 |
| Fimbristylis darlingtoniana Pennell, 1933 |
| Fimbristylis dichotoma (L.) Vahl, 1805 |
| Fimbristylis dichotoma f. annua (All.) Ohwi, 1938 |
| Fimbristylis dichotoma subsp. dichotoma (L.) Vahl, 1805 |
| Fimbristylis dichotoma var. annua (All.) T. Koyama, 1961 |
| Fimbristylis diphylla (Retz.) Vahl, 1806 |
| Fimbristylis diphylla subsp. diffusa D.B. Ward, 1968 |
| Fimbristylis diphylla var. tomentosa (Vahl) Barros, 1945 |
| Fimbristylis exilis (Kunth) Roem. & Schult., 1817 |
| Fimbristylis ferruginea (L.) Vahl, 1805 |
| Fimbristylis ferruginea var. compacta Kük., 1926 |
| Fimbristylis frankii Steud., 1855 |
| Fimbristylis frankii var. brachyactis Fernald, 1909 |
| Fimbristylis glomerata (Schrad. ex Schult.) Nees, 1984 |
| Fimbristylis harperi Britton, 1913 |
| Fimbristylis hirtella Vahl, 1805 |
| Fimbristylis hispidula (Vahl) Kunth, 1837 |
| Fimbristylis holwayana Fernald, 1901 |
| Fimbristylis laxa Vahl, 1805 |