Rubia cordifolia vs Indian madder

Rubia cordifolia and Indian madder both are nouns.

Word	Noun	Adjective	Verb	Adverb
Rubia cordifolia	Yes	No	No	No
Indian madder	Yes	No	No	No

As nouns, Rubia cordifolia and Indian madder are synonyms defined as:

Rubia cordifolia and Indian madder: perennial East Indian creeping or climbing herb used for dye in the orient

Other synonyms of Rubia cordifolia include munjeet.

Rubia cordifolia (noun)	Indian madder (noun)
perennial East Indian creeping or climbing herb used for dye in the orient	perennial East Indian creeping or climbing herb used for dye in the orient