false chamomile vs wildflower

false chamomile and wildflower both are nouns.

Word	Noun	Adjective	Verb	Adverb
false chamomile	Yes	No	No	No
wildflower	Yes	No	No	No

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

false chamomile: any of various autumn-flowering perennials having white or pink to purple flowers that resemble asters; wild in moist soils from New Jersey to Florida and Texas
wildflower: wild or uncultivated flowering plant

Other hypernyms of false chamomile include wild flower.

false chamomile (noun)	wildflower (noun)
any of various autumn-flowering perennials having white or pink to purple flowers that resemble asters; wild in moist soils from New Jersey to Florida and Texas	wild or uncultivated flowering plant