indigo vs Indigofera

indigo and Indigofera both are nouns.

Word	Noun	Adjective	Verb	Adverb
indigo	Yes	Yes	No	No
Indigofera	Yes	No	No	No

indigo (noun)	Indigofera (noun)
a blue-violet color	genus of tropical herbs and shrubs having odd-pinnate leaves and spurred flowers in long racemes or spikes
deciduous subshrub of southeastern Asia having pinnate leaves and clusters of red or purple flowers; a source of indigo dye
a blue dye obtained from plants or made synthetically

indigo (adjective)	Indigofera (adjective)
having a color between blue and violet