Carex demissa

{{Short description|Species of grass-like plant}}

{{Speciesbox

|image=Carex.demissa.-.lindsey.jpg

|image_caption=Inflorescence

|genus=Carex

|species=demissa

|authority=Hornem.Fors. Oecon. Plantel., ed. 2: 826 (1806)

|synonyms_ref=

|synonyms=

• Carex flava subsp. demissa (Hornem.) O.Bolòs, Masalles & Vigo
• Carex flava f. demissa {{small|(Hornem.) Kük.}}
• Carex oederi subsp. demissa {{small|(Hornem.) C.Vicioso}}

}}

Carex demissa is a species of sedge (genus Carex) native to Iceland, Macaronesia, all of Europe, and western Asia, extending to the Himalayas and possibly Greenland.{{Cite web|title=Pan-arctic flora: Home|url=http://panarcticflora.org/results?biogeographic=&bioclimatic=®ion=&name=Carex+demissa#paf-3309023|access-date=2021-06-19|website=panarcticflora.org}} It has been introduced to eastern Canada, New Jersey, and Tasmania.{{cite web |url=http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:299420-1 |title=Carex demissa Hornem. |author= |date=2017 |website=Plants of the World Online |publisher=Board of Trustees of the Royal Botanic Gardens, Kew |access-date=28 February 2025}} It is a member of the Carex flava species complex.{{cite journal |title=Cut from the same cloth: The convergent evolution of dwarf morphotypes of the Carex flava group (Cyperaceae) in Circum-Mediterranean mountains |year=2017 |last1=Jiménez-Mejías |first1=Pedro |last2=Benítez-Benítez |first2=Carmen |last3=Fernández-Mazuecos |first3=Mario |last4=Martín-Bravo |first4=Santiago |journal=PLOS ONE |volume=12 |issue=12 |pages=e0189769 |doi=10.1371/journal.pone.0189769 |pmid=29281689 |pmc=5744957 |bibcode=2017PLoSO..1289769J |doi-access=free }}