fescue grass vs fescue

fescue grass and fescue both are nouns.

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

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

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

Other synonyms of fescue grass include Festuca elatior, meadow fescue.

fescue grass (noun)	fescue (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