Madia elegans vs wildflower

Madia elegans and wildflower both are nouns.

Word	Noun	Adjective	Verb	Adverb
Madia elegans	Yes	No	No	No
wildflower	Yes	No	No	No

As nouns, wildflower is a hypernym of Madia elegans; that is, wildflower 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
wildflower: wild or uncultivated flowering plant

Other hypernyms of Madia elegans include wild flower.

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