aster family vs genus Sanvitalia

aster family and genus Sanvitalia both are nouns.

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

aster family (noun)	genus Sanvitalia (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	small genus of tropical American annual herbs: creeping zinnia