Asteraceae vs genus Gaillardia

Asteraceae and genus Gaillardia both are nouns.

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

Asteraceae (noun)	genus Gaillardia (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	genus of western American hairy herbs with showy flowers