American white birch vs paper birch

American white birch and paper birch both are nouns.

Word	Noun	Adjective	Verb	Adverb
American white birch	Yes	No	No	No
paper birch	Yes	No	No	No

As nouns, American white birch and paper birch are synonyms defined as:

American white birch and paper birch: small American birch with peeling white bark often worked into e.g. baskets or toy canoes

Other synonyms of American white birch include Betula cordifolia, Betula papyrifera, canoe birch, paperbark birch.

American white birch (noun)	paper birch (noun)
small American birch with peeling white bark often worked into e.g. baskets or toy canoes	small American birch with peeling white bark often worked into e.g. baskets or toy canoes