stem ginger vs Canton ginger

stem ginger and Canton ginger both are nouns.

Word	Noun	Adjective	Verb	Adverb
stem ginger	Yes	No	No	No
Canton ginger	Yes	No	No	No

As nouns, stem ginger and Canton ginger are synonyms defined as:

stem ginger and Canton ginger: tropical Asian plant widely cultivated for its pungent root; source of gingerroot and powdered ginger

Other synonyms of stem ginger include common ginger, Zingiber officinale.

stem ginger (noun)	Canton ginger (noun)
tropical Asian plant widely cultivated for its pungent root; source of gingerroot and powdered ginger	tropical Asian plant widely cultivated for its pungent root; source of gingerroot and powdered ginger