goldenbush vs wildflower

goldenbush and wildflower both are nouns.

Word	Noun	Adjective	Verb	Adverb
goldenbush	Yes	No	No	No
wildflower	Yes	No	No	No

As nouns, wildflower is a hypernym of goldenbush; that is, wildflower is a word with a broader meaning than goldenbush:

Other hypernyms of goldenbush include wild flower.

goldenbush (noun)	wildflower (noun)
a plant of the genus Haplopappus	wild or uncultivated flowering plant
any of various much-branched yellow-flowered shrubs of the genus Chrysothamnus; western North America