redbud vs Cercis canadensis

redbud and Cercis canadensis both are nouns.

Word	Noun	Adjective	Verb	Adverb
redbud	Yes	No	No	No
Cercis canadensis	Yes	No	No	No

As nouns, redbud and Cercis canadensis are synonyms defined as:

redbud and Cercis canadensis: small shrubby tree of eastern North America similar to the Judas tree having usually pink flowers; found in damp sheltered underwood

redbud (noun)	Cercis canadensis (noun)
small shrubby tree of eastern North America similar to the Judas tree having usually pink flowers; found in damp sheltered underwood	small shrubby tree of eastern North America similar to the Judas tree having usually pink flowers; found in damp sheltered underwood