ague grass vs ague root

ague grass and ague root both are nouns.

Word	Noun	Adjective	Verb	Adverb
ague grass	Yes	No	No	No
ague root	Yes	No	No	No

As nouns, ague grass and ague root are synonyms defined as:

ague grass and ague root: colicroot having a scurfy or granuliferous perianth and white flowers; southeastern United States

Other synonyms of ague grass include Aletris farinosa.

ague grass (noun)	ague root (noun)
colicroot having a scurfy or granuliferous perianth and white flowers; southeastern United States	colicroot having a scurfy or granuliferous perianth and white flowers; southeastern United States