subfamily Papilionoideae vs genus Chamaecytisus

subfamily Papilionoideae and genus Chamaecytisus both are nouns.

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

subfamily Papilionoideae (noun)	genus Chamaecytisus (noun)
alternative name used in some classification systems for the family Papilionaceae	small late-flowering trees or subshrubs having yellow to red flowers and leathery or woody pods; often especially formerly included in genus Cytisus