Betula papyrifera vs paper birch

Betula papyrifera and paper birch both are nouns.

Word	Noun	Adjective	Verb	Adverb
Betula papyrifera	Yes	No	No	No
paper birch	Yes	No	No	No

As nouns, Betula papyrifera and paper birch are synonyms defined as:

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

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

Betula papyrifera (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