Gerea canescens vs wild flower

Gerea canescens and wild flower both are nouns.

Word	Noun	Adjective	Verb	Adverb
Gerea canescens	Yes	No	No	No
wild flower	Yes	No	No	No

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

Gerea canescens: slender hairy plant with few leaves and golden-yellow flower heads; sandy desert areas of southeastern California to southwestern Utah and western Arizona and northwestern Mexico
wild flower: wild or uncultivated flowering plant

Other hypernyms of Gerea canescens include wildflower.

Gerea canescens (noun)	wild flower (noun)
slender hairy plant with few leaves and golden-yellow flower heads; sandy desert areas of southeastern California to southwestern Utah and western Arizona and northwestern Mexico	wild or uncultivated flowering plant