Asteraceae vs genus Verbesina

Asteraceae and genus Verbesina both are nouns.

Word	Noun	Adjective	Verb	Adverb
Asteraceae	Yes	No	No	No
genus Verbesina	Yes	No	No	No

Asteraceae (noun)	genus Verbesina (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	herbs and shrubs of warm North America to Mexico; includes plants formerly placed in genus Actinomeris