Sorbus aucuparia vs rowan

Sorbus aucuparia and rowan both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sorbus aucuparia	Yes	No	No	No
rowan	Yes	No	No	No

As nouns, Sorbus aucuparia and rowan are synonyms defined as:

Sorbus aucuparia and rowan: Eurasian tree with orange-red berrylike fruits

Other synonyms of Sorbus aucuparia include European mountain ash, rowan tree.

Sorbus aucuparia (noun)	rowan (noun)
Eurasian tree with orange-red berrylike fruits	Eurasian tree with orange-red berrylike fruits