Festuca sororia

{{Short description|Species of grass}}

{{Speciesbox

|genus = Festuca

|species = sororia

|authority = Piper

}}

Festuca sororia is a species of grass in the family Poaceae. It is native to the U.S. states of California, Missouri and New Mexico. It is perennial and prefers to grow in subalpine or subarctic biomes. It was first described in 1913.{{cite web |title=Festuca sororia Piper |url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:104060-2 |website=Festuca sororia Piper |publisher=Kew |access-date=21 May 2023}}