prairie sage vs white sage

prairie sage and white sage both are nouns.

Word	Noun	Adjective	Verb	Adverb
prairie sage	Yes	No	No	No
white sage	Yes	No	No	No

As nouns, prairie sage and white sage are synonyms defined as:

prairie sage and white sage: perennial cottony-white herb of southwestern United States

Other synonyms of prairie sage include Artemisia gnaphalodes, Artemisia ludoviciana, cudweed, western mugwort.

prairie sage (noun)	white sage (noun)
perennial cottony-white herb of southwestern United States	perennial cottony-white herb of southwestern United States