family Asteraceae vs Liatris

family Asteraceae and Liatris both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Asteraceae	Yes	No	No	No
Liatris	Yes	No	No	No

family Asteraceae (noun)	Liatris (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	genus of perennial North American herbs with aromatic usually cormous roots