Liatris vs asterid dicot genus

Liatris and asterid dicot genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Liatris	Yes	No	No	No
asterid dicot genus	Yes	No	No	No

As nouns, asterid dicot genus is a hypernym of Liatris; that is, asterid dicot genus is a word with a broader meaning than Liatris:

Liatris: genus of perennial North American herbs with aromatic usually cormous roots
asterid dicot genus: genus of more or less advanced dicotyledonous herbs and some trees and shrubs

Liatris (noun)	asterid dicot genus (noun)
genus of perennial North American herbs with aromatic usually cormous roots	genus of more or less advanced dicotyledonous herbs and some trees and shrubs