Carex debilis

Carex debilis, also known as white-edge sedge, Rudge's white-edge sedge, and flexuous white-edge sedge, is a species of flowering plant in the sedge family, Cyperaceae. It is native to the eastern North America, where it is found in eastern Canada, the northeastern and midwestern United States, and southward in the Appalachian Mountains. Its natural habitat is in upland forests, rock outcrops, and Appalachian balds. It is typically found in areas with acidic soil.

Carex debilis is a clumping perennial. The variety 'Carex debilis'' var. rudgei''' has smaller perigynia that are broadest near the middle.