Tsuga caroliniana vs Carolina hemlock

Tsuga caroliniana and Carolina hemlock both are nouns.

Word	Noun	Adjective	Verb	Adverb
Tsuga caroliniana	Yes	No	No	No
Carolina hemlock	Yes	No	No	No

As nouns, Tsuga caroliniana and Carolina hemlock are synonyms defined as:

Tsuga caroliniana and Carolina hemlock: medium-sized evergreen of southeastern United States having spreading branches and widely diverging cone scales

Tsuga caroliniana (noun)	Carolina hemlock (noun)
medium-sized evergreen of southeastern United States having spreading branches and widely diverging cone scales	medium-sized evergreen of southeastern United States having spreading branches and widely diverging cone scales