basil mint vs Pycnanthemum virginianum

basil mint and Pycnanthemum virginianum both are nouns.

Word	Noun	Adjective	Verb	Adverb
basil mint	Yes	No	No	No
Pycnanthemum virginianum	Yes	No	No	No

As nouns, basil mint and Pycnanthemum virginianum are synonyms defined as:

basil mint and Pycnanthemum virginianum: perennial herb of the eastern United States having inconspicuous greenish flowers and narrow leaves that are very aromatic when bruised

basil mint (noun)	Pycnanthemum virginianum (noun)
perennial herb of the eastern United States having inconspicuous greenish flowers and narrow leaves that are very aromatic when bruised	perennial herb of the eastern United States having inconspicuous greenish flowers and narrow leaves that are very aromatic when bruised