Senecio vs asterid dicot genus

Senecio and asterid dicot genus both are nouns.

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

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

Senecio: enormous and diverse cosmopolitan genus of trees and shrubs and vines and herbs including many weeds
asterid dicot genus: genus of more or less advanced dicotyledonous herbs and some trees and shrubs

Senecio (noun)	asterid dicot genus (noun)
enormous and diverse cosmopolitan genus of trees and shrubs and vines and herbs including many weeds	genus of more or less advanced dicotyledonous herbs and some trees and shrubs