sundew family vs family Droseraceae

sundew family and family Droseraceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
sundew family	Yes	No	No	No
family Droseraceae	Yes	No	No	No

As nouns, sundew family and family Droseraceae are synonyms defined as:

sundew family and family Droseraceae: a family of carnivorous herbs and shrubs

Other synonyms of sundew family include Droseraceae.

sundew family (noun)	family Droseraceae (noun)
a family of carnivorous herbs and shrubs	a family of carnivorous herbs and shrubs