genus Armoracia vs family Cruciferae

genus Armoracia and family Cruciferae both are nouns.

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

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