white beech vs Fagus americana

white beech and Fagus americana both are nouns.

Word	Noun	Adjective	Verb	Adverb
white beech	Yes	No	No	No
Fagus americana	Yes	No	No	No

As nouns, white beech and Fagus americana are synonyms defined as:

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

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

white beech (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