fescue vs fescue grass

fescue and fescue grass both are nouns.

Word	Noun	Adjective	Verb	Adverb
fescue	Yes	No	No	No
fescue grass	Yes	No	No	No

As nouns, fescue and fescue grass are synonyms defined as:

fescue and fescue grass: grass with wide flat leaves cultivated in Europe and America for permanent pasture and hay and for lawns

Other synonyms of fescue include Festuca elatior, meadow fescue.

fescue (noun)	fescue grass (noun)
grass with wide flat leaves cultivated in Europe and America for permanent pasture and hay and for lawns	grass with wide flat leaves cultivated in Europe and America for permanent pasture and hay and for lawns