genus Cynodon vs scutch grass

genus Cynodon and scutch grass both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Cynodon	Yes	No	No	No
scutch grass	Yes	No	No	No

genus Cynodon (noun)	scutch grass (noun)
creeping perennial grasses of tropical and southern Africa	trailing grass native to Europe now cosmopolitan in warm regions; used for lawns and pastures especially in southern United States and India