Fagus grandifolia vs Fagus americana

Fagus grandifolia and Fagus americana both are nouns.

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

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

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

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

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