aster family vs genus Achillea

aster family and genus Achillea both are nouns.

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

aster family (noun)	genus Achillea (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	perennial often aromatic and sometimes mat-forming herbs of north temperate regions: yarrow; milfoil