Saccharum officinarum vs sugar cane

Saccharum officinarum and sugar cane both are nouns.

Word	Noun	Adjective	Verb	Adverb
Saccharum officinarum	Yes	No	No	No
sugar cane	Yes	No	No	No

As nouns, Saccharum officinarum and sugar cane are synonyms defined as:

Saccharum officinarum and sugar cane: tall tropical southeast Asian grass having stout fibrous jointed stalks; sap is a chief source of sugar

Other synonyms of Saccharum officinarum include sugarcane.

Saccharum officinarum (noun)	sugar cane (noun)
tall tropical southeast Asian grass having stout fibrous jointed stalks; sap is a chief source of sugar	tall tropical southeast Asian grass having stout fibrous jointed stalks; sap is a chief source of sugar
	juicy canes whose sap is a source of molasses and commercial sugar; fresh canes are sometimes chewed for the juice