genus Zinnia vs aster family

genus Zinnia and aster family both are nouns.

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

genus Zinnia (noun)	aster family (noun)
genus of annual or perennial plants of tropical America having solitary heads of brightly colored flowers	plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia