family Brassicaceae vs genus Berteroa

family Brassicaceae and genus Berteroa both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Brassicaceae	Yes	No	No	No
genus Berteroa	Yes	No	No	No

family Brassicaceae (noun)	genus Berteroa (noun)
a large family of plants with four-petaled flowers; includes mustards, cabbages, broccoli, turnips, cresses, and their many relatives	hoary alyssum