Vigna sesquipedalis vs yard-long bean

Vigna sesquipedalis and yard-long bean both are nouns.

Word	Noun	Adjective	Verb	Adverb
Vigna sesquipedalis	Yes	No	No	No
yard-long bean	Yes	No	No	No

As nouns, Vigna sesquipedalis and yard-long bean are synonyms defined as:

Vigna sesquipedalis and yard-long bean: South American bean having very long succulent pods

Other synonyms of Vigna sesquipedalis include asparagus bean, Vigna unguiculata sesquipedalis.

Vigna sesquipedalis (noun)	yard-long bean (noun)
South American bean having very long succulent pods	South American bean having very long succulent pods