genus Cassia vs Cassia

genus Cassia and Cassia both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Cassia	Yes	No	No	No
Cassia	Yes	No	No	No

As nouns, genus Cassia and Cassia are synonyms defined as:

genus Cassia and Cassia: some genus Cassia species often classified as members of the genus Senna or genus Chamaecrista

genus Cassia (noun)	Cassia (noun)
some genus Cassia species often classified as members of the genus Senna or genus Chamaecrista	some genus Cassia species often classified as members of the genus Senna or genus Chamaecrista