| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Athyriaceae | Diplazium esculentum | Vegetable Fern | Moist hammocks and disturbed areas. | Native of the Old World tropics. |  |
| Athyriaceae | Diplazium lonchophyllum | Lanceleaf Twin-sorus Fern | Mesic ravines. | Known in the US only from s. LA; Mexico and Central America. See discussion in Maxon (1944) about the apparently native occurrence of this species in s. Louisiana. |
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