genus Helianthus vs aster family

genus Helianthus and aster family both are nouns.

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

genus Helianthus (noun)	aster family (noun)
genus of tall erect or branched American annual or perennial herbs with showy flowers: sunflowers	plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia