bush poppy vs tree poppy

bush poppy and tree poppy both are nouns.

Word	Noun	Adjective	Verb	Adverb
bush poppy	Yes	No	No	No
tree poppy	Yes	No	No	No

As nouns, bush poppy and tree poppy are synonyms defined as:

bush poppy and tree poppy: evergreen shrub of southwestern United States and Mexico often cultivated for its fragrant golden yellow flowers

bush poppy (noun)	tree poppy (noun)
evergreen shrub of southwestern United States and Mexico often cultivated for its fragrant golden yellow flowers	evergreen shrub of southwestern United States and Mexico often cultivated for its fragrant golden yellow flowers