legume family vs bean plant

legume family and bean plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
legume family	Yes	No	No	No
bean plant	Yes	No	No	No

legume family (noun)	bean plant (noun)
a large family of trees, shrubs, vines, and herbs bearing bean pods; divided for convenience into the subfamilies Caesalpiniaceae, Mimosaceae, Papilionaceae	any of various leguminous plants grown for their edible seeds and pods