genus Nasturtium vs family Cruciferae

genus Nasturtium and family Cruciferae both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Nasturtium	Yes	No	No	No
family Cruciferae	Yes	No	No	No

genus Nasturtium (noun)	family Cruciferae (noun)
a genus of seven plant species in the family Brassicaceae (Nasturtium)	a large family of plants with four-petaled flowers; includes mustards, cabbages, broccoli, turnips, cresses, and their many relatives