teff grass vs Eragrostis tef

teff grass and Eragrostis tef both are nouns.

Word	Noun	Adjective	Verb	Adverb
teff grass	Yes	No	No	No
Eragrostis tef	Yes	No	No	No

As nouns, teff grass and Eragrostis tef are synonyms defined as:

teff grass and Eragrostis tef: an African grass economically important as a cereal grass (yielding white flour of good quality) as well as for forage and hay

Other synonyms of teff grass include Eragrostic abyssinica, teff.

teff grass (noun)	Eragrostis tef (noun)
an African grass economically important as a cereal grass (yielding white flour of good quality) as well as for forage and hay	an African grass economically important as a cereal grass (yielding white flour of good quality) as well as for forage and hay