wild madder vs white madder

wild madder and white madder both are nouns.

Word	Noun	Adjective	Verb	Adverb
wild madder	Yes	No	No	No
white madder	Yes	No	No	No

As nouns, wild madder and white madder are synonyms defined as:

wild madder and white madder: Eurasian herb with ample panicles of small white flowers; naturalized in North America

Other synonyms of wild madder include false baby's breath, Galium mollugo, infant's-breath, white bedstraw.

wild madder (noun)	white madder (noun)
Eurasian herb with ample panicles of small white flowers; naturalized in North America	Eurasian herb with ample panicles of small white flowers; naturalized in North America