Carex jacens

{{Short description|Species of sedge}}

{{Use dmy dates|date=August 2022}}

{{Speciesbox

| image = Carex_jacens_hagakuresg02.jpg

| genus = Carex

| species = jacens

| image_caption = Carex jacens

| authority = C.B.Clarke

}}

Carex jacens is a tussock-forming species of perennial sedge in the family Cyperaceae. It is native to Japan and the Kuril Islands.{{cite web |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:300360-1|title=Carex jacens C.B.Clarke |access-date=17 August 2022 |publisher=Kew Science – Plants of the World Online}}