genus Retama vs subfamily Papilionoideae

genus Retama and subfamily Papilionoideae both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Retama	Yes	No	No	No
subfamily Papilionoideae	Yes	No	No	No

genus Retama (noun)	subfamily Papilionoideae (noun)
small genus of Mediterranean shrubs; often included in genus Genista	alternative name used in some classification systems for the family Papilionaceae