sugar cane vs Saccharum officinarum

sugar cane and Saccharum officinarum both are nouns.

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

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

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

Other synonyms of sugar cane include sugarcane.

sugar cane (noun)	Saccharum officinarum (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