family Compositae vs genus Hazardia

family Compositae and genus Hazardia both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Compositae	Yes	No	No	No
genus Hazardia	Yes	No	No	No

family Compositae (noun)	genus Hazardia (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	small genus of shrubs and subshrubs of western United States having flowers that change color as they mature