pea family vs order Rosales

pea family and order Rosales both are nouns.

Word	Noun	Adjective	Verb	Adverb
pea family	Yes	No	No	No
order Rosales	Yes	No	No	No

pea family (noun)	order Rosales (noun)
a large family of trees, shrubs, vines, and herbs bearing bean pods; divided for convenience into the subfamilies Caesalpiniaceae, Mimosaceae, Papilionaceae	in some classifications this category does not include Leguminosae