woolly daisy vs wild flower

woolly daisy and wild flower both are nouns.

Word	Noun	Adjective	Verb	Adverb
woolly daisy	Yes	No	No	No
wild flower	Yes	No	No	No

As nouns, wild flower is a hypernym of woolly daisy; that is, wild flower is a word with a broader meaning than woolly daisy:

woolly daisy: tiny grey woolly tufted annual with small golden-yellow flower heads; southeastern California to northwestern Arizona and southwestern Utah; sometimes placed in genus Eriophyllum
wild flower: wild or uncultivated flowering plant

Other hypernyms of woolly daisy include wildflower.

woolly daisy (noun)	wild flower (noun)
tiny grey woolly tufted annual with small golden-yellow flower heads; southeastern California to northwestern Arizona and southwestern Utah; sometimes placed in genus Eriophyllum	wild or uncultivated flowering plant