Festuca juncifolia
{{Short description|Species of grass}}
{{Speciesbox
|genus = Festuca
|species = juncifolia
|authority = St.-Amans
|synonyms =
}}
Festuca juncifolia is a species of grass in the family Poaceae. It is native to Belgium, France, Great Britain, Netherlands, and Spain, and was introduced in South Argentina. It is perennial and mainly grows in temperate biome. It was first published in 1821.{{cite web |title=Festuca juncifolia St.-Amans |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:402929-1#synonyms |access-date=2023-01-18}}