Ipomoea batatas vs sweet potato vine

Ipomoea batatas and sweet potato vine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ipomoea batatas	Yes	No	No	No
sweet potato vine	Yes	No	No	No

As nouns, Ipomoea batatas and sweet potato vine are synonyms defined as:

Ipomoea batatas and sweet potato vine: pantropical vine widely cultivated in several varieties for its large sweet tuberous root with orange flesh

Other synonyms of Ipomoea batatas include sweet potato.

Ipomoea batatas (noun)	sweet potato vine (noun)
pantropical vine widely cultivated in several varieties for its large sweet tuberous root with orange flesh	pantropical vine widely cultivated in several varieties for its large sweet tuberous root with orange flesh