sterculia family vs family Sterculiaceae

sterculia family and family Sterculiaceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
sterculia family	Yes	No	No	No
family Sterculiaceae	Yes	No	No	No

As nouns, sterculia family and family Sterculiaceae are synonyms defined as:

sterculia family and family Sterculiaceae: a large family of plants of order Malvales

Other synonyms of sterculia family include Sterculiaceae.

sterculia family (noun)	family Sterculiaceae (noun)
a large family of plants of order Malvales	a large family of plants of order Malvales