Clematis viorna vs vase vine

Clematis viorna and vase vine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Clematis viorna	Yes	No	No	No
vase vine	Yes	No	No	No

As nouns, Clematis viorna and vase vine are synonyms defined as:

Clematis viorna and vase vine: scandent subshrub of southeastern United States having large red-purple bell-shaped flowers with leathery recurved sepals

Other synonyms of Clematis viorna include leather flower, vase-fine.

Clematis viorna (noun)	vase vine (noun)
scandent subshrub of southeastern United States having large red-purple bell-shaped flowers with leathery recurved sepals	scandent subshrub of southeastern United States having large red-purple bell-shaped flowers with leathery recurved sepals