lemon mint vs Monarda citriodora

lemon mint and Monarda citriodora both are nouns.

Word	Noun	Adjective	Verb	Adverb
lemon mint	Yes	No	No	No
Monarda citriodora	Yes	No	No	No

As nouns, lemon mint and Monarda citriodora are synonyms defined as:

lemon mint and Monarda citriodora: an annual horsemint of central and western United States and northern Mexico

Other synonyms of lemon mint include horsemint.

lemon mint (noun)	Monarda citriodora (noun)
mint with leaves having perfume like that of the bergamot orange	an annual horsemint of central and western United States and northern Mexico
an annual horsemint of central and western United States and northern Mexico