redbird flower vs Pedilanthus tithymaloides

redbird flower and Pedilanthus tithymaloides both are nouns.

Word	Noun	Adjective	Verb	Adverb
redbird flower	Yes	No	No	No
Pedilanthus tithymaloides	Yes	No	No	No

As nouns, redbird flower and Pedilanthus tithymaloides are synonyms defined as:

redbird flower and Pedilanthus tithymaloides: low tropical American shrub having powerful emetic properties

Other synonyms of redbird flower include Jew-bush, Jew bush, Jewbush, redbird cactus.

redbird flower (noun)	Pedilanthus tithymaloides (noun)
low tropical American shrub having powerful emetic properties	low tropical American shrub having powerful emetic properties