Ipomoea fastigiata vs wild sweet potato vine

Ipomoea fastigiata and wild sweet potato vine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ipomoea fastigiata	Yes	No	No	No
wild sweet potato vine	Yes	No	No	No

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

Ipomoea fastigiata and wild sweet potato vine: tropical American prostrate or climbing herbaceous perennial having an enormous starchy root; sometimes held to be source of the sweet potato

Other synonyms of Ipomoea fastigiata include Ipomoea panurata, man-of-the-earth, manroot, scammonyroot, wild potato vine.

Ipomoea fastigiata (noun)	wild sweet potato vine (noun)
tropical American prostrate or climbing herbaceous perennial having an enormous starchy root; sometimes held to be source of the sweet potato	tropical American prostrate or climbing herbaceous perennial having an enormous starchy root; sometimes held to be source of the sweet potato