aster family vs genus Gutierrezia

aster family and genus Gutierrezia both are nouns.

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

aster family (noun)	genus Gutierrezia (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	sticky perennial herbs and subshrubs of western North America and warm South America