wild senna vs Cassia marilandica

wild senna and Cassia marilandica both are nouns.

Word	Noun	Adjective	Verb	Adverb
wild senna	Yes	No	No	No
Cassia marilandica	Yes	No	No	No

As nouns, wild senna and Cassia marilandica are synonyms defined as:

wild senna and Cassia marilandica: North American perennial herb; leaves are used medicinally; sometimes placed in genus Cassia

Other synonyms of wild senna include Senna marilandica.

wild senna (noun)	Cassia marilandica (noun)
North American perennial herb; leaves are used medicinally; sometimes placed in genus Cassia	North American perennial herb; leaves are used medicinally; sometimes placed in genus Cassia