family Asteraceae vs genus Inula

family Asteraceae and genus Inula both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Asteraceae	Yes	No	No	No
genus Inula	Yes	No	No	No

family Asteraceae (noun)	genus Inula (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	genus of Old World herbs or subshrubs: elecampane