Senecio bigelovii vs wildflower

Senecio bigelovii and wildflower both are nouns.

Word	Noun	Adjective	Verb	Adverb
Senecio bigelovii	Yes	No	No	No
wildflower	Yes	No	No	No

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

Senecio bigelovii: plant with erect leafy stems bearing clusters of rayless yellow flower heads on bent individual stalks; moist regions of southwestern United States
wildflower: wild or uncultivated flowering plant

Other hypernyms of Senecio bigelovii include wild flower.

Senecio bigelovii (noun)	wildflower (noun)
plant with erect leafy stems bearing clusters of rayless yellow flower heads on bent individual stalks; moist regions of southwestern United States	wild or uncultivated flowering plant