| Hydrocleys standleyi Steyerm., 1944 |
| Limnocharis Bonpl., 1807 |
| Limnocharis emarginata Humb. & Bonpl., 1808 |
| Limnocharis flava (L.) Buchenau, 1868 |
| Limnocharis flava var. minor Micheli, 1881 |
| Limnocharis laforestii Duchass. ex Griseb., 1858 |
| Lophiocarpus (Kunth) Miq., 1870 |
| Lophiocarpus calycinus (Engelm. ex Torr.) Micheli, 1881 |
| Lophiocarpus guyanensis Micheli, 1881 |
| Lophiocarpus seubertianus (C. Mart.) Micheli, 1881 |
| Lophotocarpus T. Durand, 1888 |
| Lophotocarpus californicus J.G. Sm., 1899 |
| Lophotocarpus calycinus (Engelm. ex Torr.) J.G. Sm., 1894 |
| Lophotocarpus depauperatus J.G. Sm., 1899 |
| Lophotocarpus fluitans (Engelm. ex Torr.) J.G. Sm., 1899 |
| Lophotocarpus guayanensis (Kunth) J.G. Sm., 1894 |
| Lophotocarpus guayanensis var. echinocarpus (C. Mart.) Buchenau, 1903 |
| Lophotocarpus guayanensis var. typicus Buchenau, 1903 |
| Lophotocarpus seubertianus (C. Mart.) Buchenau, 1903 |
| Sagitta Guett., 1754 |