subfamily Papilionoideae vs genus Baptisia

subfamily Papilionoideae and genus Baptisia both are nouns.

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

subfamily Papilionoideae (noun)	genus Baptisia (noun)
alternative name used in some classification systems for the family Papilionaceae	genus of North American plants with showy flowers and an inflated pod