cucumber vine vs Cucumis sativus

cucumber vine and Cucumis sativus both are nouns.

Word	Noun	Adjective	Verb	Adverb
cucumber vine	Yes	No	No	No
Cucumis sativus	Yes	No	No	No

As nouns, cucumber vine and Cucumis sativus are synonyms defined as:

cucumber vine and Cucumis sativus: a melon vine of the genus Cucumis; cultivated from earliest times for its cylindrical green fruit

Other synonyms of cucumber vine include cucumber.

cucumber vine (noun)	Cucumis sativus (noun)
a melon vine of the genus Cucumis; cultivated from earliest times for its cylindrical green fruit	a melon vine of the genus Cucumis; cultivated from earliest times for its cylindrical green fruit