Galium vs asterid dicot genus

Galium and asterid dicot genus both are nouns.

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

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

Galium: annual or perennial herbs: bedstraw; cleavers
asterid dicot genus: genus of more or less advanced dicotyledonous herbs and some trees and shrubs

Galium (noun)	asterid dicot genus (noun)
annual or perennial herbs: bedstraw; cleavers	genus of more or less advanced dicotyledonous herbs and some trees and shrubs