Atlantic white cedar vs white cedar

Atlantic white cedar and white cedar both are nouns.

Word	Noun	Adjective	Verb	Adverb
Atlantic white cedar	Yes	No	No	No
white cedar	Yes	No	No	No

As nouns, Atlantic white cedar and white cedar are synonyms defined as:

Atlantic white cedar and white cedar: slow-growing medium-sized cedar of east coast of the United States; resembles American arborvitae

Other synonyms of Atlantic white cedar include Chamaecyparis thyoides, coast white cedar, southern white cedar, white cypress.

Atlantic white cedar (noun)	white cedar (noun)
slow-growing medium-sized cedar of east coast of the United States; resembles American arborvitae	slow-growing medium-sized cedar of east coast of the United States; resembles American arborvitae
	small evergreen of eastern North America having tiny scalelike leaves on flattened branchlets