Papilionoideae vs genus Indigofera

Papilionoideae and genus Indigofera both are nouns.

Word	Noun	Adjective	Verb	Adverb
Papilionoideae	Yes	No	No	No
genus Indigofera	Yes	No	No	No

Papilionoideae (noun)	genus Indigofera (noun)
alternative name used in some classification systems for the family Papilionaceae	genus of tropical herbs and shrubs having odd-pinnate leaves and spurred flowers in long racemes or spikes