aster family vs genus Engelmannia

aster family and genus Engelmannia both are nouns.

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

aster family (noun)	genus Engelmannia (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	one species: North American herbs that resemble sunflowers