crepe myrtle vs crepe flower

crepe myrtle and crepe flower both are nouns.

Word	Noun	Adjective	Verb	Adverb
crepe myrtle	Yes	No	No	No
crepe flower	Yes	No	No	No

As nouns, crepe myrtle and crepe flower are synonyms defined as:

crepe myrtle and crepe flower: ornamental shrub from eastern India commonly planted in the southern United States

Other synonyms of crepe myrtle include crape myrtle, Lagerstroemia indica.

crepe myrtle (noun)	crepe flower (noun)
ornamental shrub from eastern India commonly planted in the southern United States	ornamental shrub from eastern India commonly planted in the southern United States