Fagus americana vs Fagus grandifolia

Fagus americana and Fagus grandifolia both are nouns.

Word	Noun	Adjective	Verb	Adverb
Fagus americana	Yes	No	No	No
Fagus grandifolia	Yes	No	No	No

As nouns, Fagus americana and Fagus grandifolia are synonyms defined as:

Fagus americana and Fagus grandifolia: North American forest tree with light green leaves and edible nuts

Other synonyms of Fagus americana include American beech, red beech, white beech.

Fagus americana (noun)	Fagus grandifolia (noun)
North American forest tree with light green leaves and edible nuts	North American forest tree with light green leaves and edible nuts