aster family vs genus Madia

aster family and genus Madia both are nouns.

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

aster family (noun)	genus Madia (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	genus of sticky herbs with yellow flowers open in morning or evening but closed in bright light