Oriental arborvitae vs Thuja orientalis

Oriental arborvitae and Thuja orientalis both are nouns.

Word	Noun	Adjective	Verb	Adverb
Oriental arborvitae	Yes	No	No	No
Thuja orientalis	Yes	No	No	No

As nouns, Oriental arborvitae and Thuja orientalis are synonyms defined as:

Oriental arborvitae and Thuja orientalis: Asiatic shrub or small tree widely planted in United States and Europe; in some classifications assigned to its own genus

Other synonyms of Oriental arborvitae include Platycladus orientalis.

Oriental arborvitae (noun)	Thuja orientalis (noun)
Asiatic shrub or small tree widely planted in United States and Europe; in some classifications assigned to its own genus	Asiatic shrub or small tree widely planted in United States and Europe; in some classifications assigned to its own genus