Mentha arvensis vs field mint

Mentha arvensis and field mint both are nouns.

Word	Noun	Adjective	Verb	Adverb
Mentha arvensis	Yes	No	No	No
field mint	Yes	No	No	No

As nouns, Mentha arvensis and field mint are synonyms defined as:

Mentha arvensis and field mint: European mint naturalized in United States

Other synonyms of Mentha arvensis include corn mint.

Mentha arvensis (noun)	field mint (noun)
European mint naturalized in United States	European mint naturalized in United States