Cruciferae vs mustard family

Cruciferae and mustard family both are nouns.

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

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

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

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

Cruciferae (noun)	mustard family (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