Mentha arvensis vs corn mint

Mentha arvensis and corn mint both are nouns.

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

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

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

Other synonyms of Mentha arvensis include field mint.

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