genus Vernonia vs aster family

genus Vernonia and aster family both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Vernonia	Yes	No	No	No
aster family	Yes	No	No	No

genus Vernonia (noun)	aster family (noun)
genus of New World tropical herbs or shrubs with terminal cymose heads of tubular flowers	plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia