Sambucus canadensis vs sweet elder

Sambucus canadensis and sweet elder both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sambucus canadensis	Yes	No	No	No
sweet elder	Yes	No	No	No

As nouns, Sambucus canadensis and sweet elder are synonyms defined as:

Sambucus canadensis and sweet elder: common elder of central and eastern North America bearing purple-black berries; fruit used in wines and jellies

Other synonyms of Sambucus canadensis include American elder, black elderberry.

Sambucus canadensis (noun)	sweet elder (noun)
common elder of central and eastern North America bearing purple-black berries; fruit used in wines and jellies	common elder of central and eastern North America bearing purple-black berries; fruit used in wines and jellies