mustard family vs family Cruciferae

mustard family and family Cruciferae both are nouns.

Word	Noun	Adjective	Verb	Adverb
mustard family	Yes	No	No	No
family Cruciferae	Yes	No	No	No

As nouns, mustard family and family Cruciferae are synonyms defined as:

mustard family and family Cruciferae: a large family of plants with four-petaled flowers; includes mustards, cabbages, broccoli, turnips, cresses, and their many relatives

Other synonyms of mustard family include Brassicaceae, Cruciferae, family Brassicaceae.

mustard family (noun)	family Cruciferae (noun)
a large family of plants with four-petaled flowers; includes mustards, cabbages, broccoli, turnips, cresses, and their many relatives	a large family of plants with four-petaled flowers; includes mustards, cabbages, broccoli, turnips, cresses, and their many relatives