European black alder vs Alnus glutinosa

European black alder and Alnus glutinosa both are nouns.

Word	Noun	Adjective	Verb	Adverb
European black alder	Yes	No	No	No
Alnus glutinosa	Yes	No	No	No

As nouns, European black alder and Alnus glutinosa are synonyms defined as:

European black alder and Alnus glutinosa: medium-sized tree with brown-black bark and woody fruiting catkins; leaves are hairy beneath

Other synonyms of European black alder include Alnus vulgaris, common alder.

European black alder (noun)	Alnus glutinosa (noun)
medium-sized tree with brown-black bark and woody fruiting catkins; leaves are hairy beneath	medium-sized tree with brown-black bark and woody fruiting catkins; leaves are hairy beneath