fire wheel vs Gaillardia pulchella

fire wheel and Gaillardia pulchella both are nouns.

Word	Noun	Adjective	Verb	Adverb
fire wheel	Yes	No	No	No
Gaillardia pulchella	Yes	No	No	No

As nouns, fire wheel and Gaillardia pulchella are synonyms defined as:

fire wheel and Gaillardia pulchella: annual of central United States having showy long-stalked yellow flower heads marked with scarlet or purple in the center

Other synonyms of fire wheel include blanket flower, fire-wheel, Indian blanket.

fire wheel (noun)	Gaillardia pulchella (noun)
annual of central United States having showy long-stalked yellow flower heads marked with scarlet or purple in the center	annual of central United States having showy long-stalked yellow flower heads marked with scarlet or purple in the center