aster family vs genus Layia

aster family and genus Layia both are nouns.

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

aster family (noun)	genus Layia (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	genus of western United States annuals with showy yellow or white flowers