| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Cyperaceae | Carex stipata var. maxima | Large Stalk-grain Sedge | Marshes, ditches, sloughs, alluvial forests, cypress-gum forests. | NJ south to c. peninsular FL, west to TX, north in the interior to s. MO, s. IN, w. TN, and w. KY, primarily on the Coastal Plain. | |
| Cyperaceae | Carex stipata var. stipata | Stalk-grain Sedge, Awl-fruit Sedge | Marshes, ditches, alluvial forests. | NL (Newfoundland) west to AK, south to SC, TN, KS, and NM. |  |