coral pea vs coral vine

coral pea and coral vine both are nouns.

Word	Noun	Adjective	Verb	Adverb
coral pea	Yes	No	No	No
coral vine	Yes	No	No	No

As nouns, coral vine is a hyponym of coral pea; that is, coral vine is a word with a more specific, narrower meaning than coral pea:

coral pea: any of various Australian climbing plants of the genus Kennedia having scarlet flowers
coral vine: prostrate or twining woody vine with small leathery leaves and umbels of red flowers; Australia and Tasmania

Other hyponyms of coral pea include Kennedia coccinea, Kennedia prostrata, running postman, scarlet runner.

coral pea (noun)	coral vine (noun)
any of various Australian climbing plants of the genus Kennedia having scarlet flowers	prostrate or twining woody vine with small leathery leaves and umbels of red flowers; Australia and Tasmania