plume poppy vs Macleaya cordata

plume poppy and Macleaya cordata both are nouns.

Word	Noun	Adjective	Verb	Adverb
plume poppy	Yes	No	No	No
Macleaya cordata	Yes	No	No	No

As nouns, plume poppy and Macleaya cordata are synonyms defined as:

plume poppy and Macleaya cordata: herb of China and Japan widely cultivated for its plumelike panicles of creamy white flowers

Other synonyms of plume poppy include bocconia.

plume poppy (noun)	Macleaya cordata (noun)
herb of China and Japan widely cultivated for its plumelike panicles of creamy white flowers	herb of China and Japan widely cultivated for its plumelike panicles of creamy white flowers