Madia elegans vs wild flower

Madia elegans and wild flower both are nouns.

Word	Noun	Adjective	Verb	Adverb
Madia elegans	Yes	No	No	No
wild flower	Yes	No	No	No

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

Madia elegans: California annual having red-brown spots near the base of its yellow flower rays
wild flower: wild or uncultivated flowering plant

Other hypernyms of Madia elegans include wildflower.

Madia elegans (noun)	wild flower (noun)
California annual having red-brown spots near the base of its yellow flower rays	wild or uncultivated flowering plant