aster family vs genus Taraxacum

aster family and genus Taraxacum both are nouns.

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

aster family (noun)	genus Taraxacum (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	an asterid dicot genus of the family Compositae including dandelions