Senna auriculata vs tanner's cassia

Senna auriculata and tanner's cassia both are nouns.

Word	Noun	Adjective	Verb	Adverb
Senna auriculata	Yes	No	No	No
tanner's cassia	Yes	No	No	No

As nouns, Senna auriculata and tanner's cassia are synonyms defined as:

Senna auriculata and tanner's cassia: evergreen Indian shrub with vivid yellow flowers whose bark is used in tanning; sometimes placed in genus Cassia

Other synonyms of Senna auriculata include avaram, Cassia auriculata.

Senna auriculata (noun)	tanner's cassia (noun)
evergreen Indian shrub with vivid yellow flowers whose bark is used in tanning; sometimes placed in genus Cassia	evergreen Indian shrub with vivid yellow flowers whose bark is used in tanning; sometimes placed in genus Cassia