genus Matthiola vs family Brassicaceae

genus Matthiola and family Brassicaceae both are nouns.

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

genus Matthiola (noun)	family Brassicaceae (noun)
genus of Old World plants grown as ornamentals	a large family of plants with four-petaled flowers; includes mustards, cabbages, broccoli, turnips, cresses, and their many relatives