Aristolochia durior vs pipe vine

Aristolochia durior and pipe vine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Aristolochia durior	Yes	No	No	No
pipe vine	Yes	No	No	No

As nouns, Aristolochia durior and pipe vine are synonyms defined as:

Aristolochia durior and pipe vine: hardy deciduous vine having large leaves and flowers with the calyx tube curved like the bowl of a pipe

Other synonyms of Aristolochia durior include Aristolochia macrophylla, Dutchman's-pipe.

Aristolochia durior (noun)	pipe vine (noun)
hardy deciduous vine having large leaves and flowers with the calyx tube curved like the bowl of a pipe	hardy deciduous vine having large leaves and flowers with the calyx tube curved like the bowl of a pipe