Medicago vs rosid dicot genus

Medicago and rosid dicot genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Medicago	Yes	No	No	No
rosid dicot genus	Yes	No	No	No

As nouns, rosid dicot genus is a hypernym of Medicago; that is, rosid dicot genus is a word with a broader meaning than Medicago:

Other hypernyms of Medicago include Papilionoideae, subfamily Papilionoideae.

Medicago (noun)	rosid dicot genus (noun)
a genus of herbs that resemble clover	a genus of dicotyledonous plants