genus Lathyrus vs subfamily Papilionoideae

genus Lathyrus and subfamily Papilionoideae both are nouns.

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

genus Lathyrus (noun)	subfamily Papilionoideae (noun)
genus of climbing herbs of Old World and temperate North and South America: vetchling; wild pea	alternative name used in some classification systems for the family Papilionaceae