aster family vs genus Helenium

aster family and genus Helenium both are nouns.

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

aster family (noun)	genus Helenium (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	genus of American herbs with flowers having yellow rays: sneezeweeds