Festuca dolichophylla is a species of grass which is endemic to western South America with an occurrence in Costa Rica.

Description
The plant is perennial and caespitose with erect culms that are  long and   wide. The ligule is  long and is going around the eciliate membrane.

Leaf-blades are filiform, erect and are  long and  broad. They also have scaberulous, hairy, and smooth surface which is ribbed a swell.

The panicle is elliptic, open, inflorescenced and is  long and  broad with  long peduncle.

Spikelets are solitary with pedicelled fertile spikelets that carry 5–7 fertile florets. The main panicle branches are going far up and are  long. It also have a barren and scaberulous rhachilla that is  long. The glumes are chartaceous and keelless, have acute apexes, with only difference is in size. The upper one is  long while the other one is .

Fertile lemma is  long and is also chartaceous, lanceolate, keelless, and purple in colour. Lemma itself is muticous with acuminate apex, scaberulous surface and carries one awn.

Flowers have three stamens while the fruits are caryopses with an additional pericarp and linear hilum.

References

dolichophylla
Bunchgrasses of South America
Flora of western South America
Flora of Costa Rica