nonesuch clover vs Medicago lupulina

nonesuch clover and Medicago lupulina both are nouns.

Word	Noun	Adjective	Verb	Adverb
nonesuch clover	Yes	No	No	No
Medicago lupulina	Yes	No	No	No

As nouns, nonesuch clover and Medicago lupulina are synonyms defined as:

nonesuch clover and Medicago lupulina: prostrate European herb with small yellow flowers and curved black pods; naturalized in North America

Other synonyms of nonesuch clover include black medick, hop clover, yellow trefoil.

nonesuch clover (noun)	Medicago lupulina (noun)
prostrate European herb with small yellow flowers and curved black pods; naturalized in North America	prostrate European herb with small yellow flowers and curved black pods; naturalized in North America