| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Marantaceae | Thalia dealbata | Powdery Thalia, Powdery Alligator-flag | Swamp forests, wet ditches, brackish marshes. | Ne. South Carolina south to Georgia, west to c. Texas and e. Oklahoma, north in the Mississippi Embayment to w. Kentucky, s. Illinois, and se. Missouri. |  (c) Bradley, Keith |
| Marantaceae | Thalia geniculata | Bent Alligator-flag, Lilies, Bent Thalia | Ponds, sloughs, marshes, strand swamps, cypress domes. | Florida, s. Alabama, and se. Georgia; Central and South America; West Indies; w. Africa. |  (c) Herzog, Claire - CC-BY |