| Juncaginaceae Rich., 1808 |
| Lilaea Bonpl., 1808 |
| Lilaea scilloides (Poir.) Hauman, 1925 |
| Lilaea subulata Humb. & Bonpl., 1808 |
| Triglochin L., 1753 |
| Triglochin concinna Burtt Davy, 1895 |
| Triglochin concinna var. debile (M.E. Jones) J.T. Howell, 1947 |
| Triglochin debile Á. Löve & D. Löve, 1958 |
| Triglochin maritima L., 1753 |
| Triglochin maritima var. debilis M.E. Jones, 1895 |
| Triglochin mexicana Kunth, 1815 |
| Triglochin scilloides (Poir.) Mering & Kadereit, 2010 |