red-berried elder vs European red elder

red-berried elder and European red elder both are nouns.

Word	Noun	Adjective	Verb	Adverb
red-berried elder	Yes	No	No	No
European red elder	Yes	No	No	No

As nouns, red-berried elder and European red elder are synonyms defined as:

Other synonyms of red-berried elder include Sambucus racemosa.

red-berried elder (noun)	European red elder (noun)
Eurasian shrub	Eurasian shrub
common North American shrub or small tree