| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Cyperaceae | Carex pedunculata | Longstalk Sedge | Nutrient-rich dry to mesic forests, usually over calcareous or mafic rocks. | Newfoundland and Labrador (Newfoundland), Saskatchewan, and North Dakota, south to New Jersey, w. Virginia, sw. North Carolina (Gaddy et al. 1984), nw. South Carolina (Gaddy et al. 1984), nw. Georgia (Dade County) (Jones & Coile 1988), n. Alabama, c. Indiana, c. Illinois, and n. Iowa; disjunct in s. Missouri (Aaron 2024). |  (c) Aaron, Nathan - CC-BY |
| Cyperaceae | Carex richardsonii | Richardson’s Sedge | Open meadows over serpentine; westwards in moist prairies, hill prairies, sand dunes | Vermont west to Alberta, south to District of Columbia, Maryland, Ohio, Indiana, Iowa, and South Dakota. |  (c) Pogacnik, Shaun - CC-BY-NC, permission granted to NCBG |