Carex debilis

{{Short description|Species of sedge}}

{{Use dmy dates|date=January 2023}}

{{Speciesbox

| image = Carex flexuosa.jpg

| image_caption = C. d. var. rudgei

| status = LC

| status_system = IUCN3.1

| genus = Carex

| species = debilis

| image_alt = white-edge sedge

| authority = Michx., 1803

| synonyms_ref =

| synonyms = * Carex tenuis Rudge

• Carex allegheniensis Mack.
• Carex flexuosa Muhl. ex Willd.

}}

Carex debilis, also known as white-edge sedge, Rudge's white-edge sedge,{{citation |last=Weakley |first=Alan S. |authorlink=Alan S. Weakley |title=Flora of the Southern and Mid-Atlantic States, working draft of 20 August 2018 |date=2018 |publisher=University of North Carolina Herbarium, North Carolina Botanical Garden, University of North Carolina at Chapel Hill}} and flexuous white-edge sedge,{{cite web |url=http://www.herbarium.unc.edu/flora.htm |title= Flora of the Southern and Mid-Atlantic States |author= Alan Weakley |date= 2015}} 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.

Carex debilis is a clumping perennial. The variety Carex debilis var. rudgei has smaller perigynia that are broadest near the middle. {{PLANTS|id=cader|taxon=Carex debilis var. rudgei |accessdate=6 January 2019}}[http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=242357149 Carex debilis var. rudgei] Flora of North America{{cite web |vauthors=Brouillet L, Desmet P, Coursol F, Meades SJ, Favreau M, Anions M, Bélisle P, Gendreau C, Shorthouse D, etal |date=2010 |title=Carex debilis var. rudgei L.H. Bailey |url=https://data.canadensys.net/vascan/taxon/4833 |website=Database of Vascular Plants of Canada (VASCAN) |accessdate=8 January 2019}}