meadow buttercup vs tall buttercup

meadow buttercup and tall buttercup both are nouns.

Word	Noun	Adjective	Verb	Adverb
meadow buttercup	Yes	No	No	No
tall buttercup	Yes	No	No	No

As nouns, meadow buttercup and tall buttercup are synonyms defined as:

meadow buttercup and tall buttercup: perennial European buttercup with yellow spring flowers widely naturalized especially in eastern North America

Other synonyms of meadow buttercup include Ranunculus acris, tall crowfoot, tall field buttercup.

meadow buttercup (noun)	tall buttercup (noun)
perennial European buttercup with yellow spring flowers widely naturalized especially in eastern North America	perennial European buttercup with yellow spring flowers widely naturalized especially in eastern North America