Papilionoideae vs Astragalus

Papilionoideae and Astragalus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Papilionoideae	Yes	No	No	No
Astragalus	Yes	No	No	No

Papilionoideae (noun)	Astragalus (noun)
alternative name used in some classification systems for the family Papilionaceae	large genus of annual or perennial herbs or shrubs of north temperate regions; largest genus in the family Leguminosae