| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Cyperaceae | Carex intumescens var. fernaldii | Fernald’s Bladder Sedge | Spruce-fir forests, northern hardwood forests, grassy balds. | NL (Newfoundland) west to MB, south to NY, n. PA, MI, MN, and, at higher elevations in the Appalachians, to w. VA, w. NC, and e. TN. |  |
| Cyperaceae | Carex intumescens var. intumescens | Bladder Sedge, Pregnant Sedge | Bogs, fens, seeps, wet forests. | NS west to WI, south to c. peninsular FL and e. TX. |  |
| Cyperaceae | Carex intumescens | Non-standard. Added for North Carolina Botanical Garden planted species. |