Viburnum opulus vs cranberry tree

Viburnum opulus and cranberry tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
Viburnum opulus	Yes	No	No	No
cranberry tree	Yes	No	No	No

As nouns, Viburnum opulus and cranberry tree are synonyms defined as:

Viburnum opulus and cranberry tree: deciduous thicket-forming Old World shrub with clusters of white flowers and small bright red berries

Other synonyms of Viburnum opulus include crampbark, European cranberry bush, European cranberrybush, guelder rose.

Viburnum opulus (noun)	cranberry tree (noun)
deciduous thicket-forming Old World shrub with clusters of white flowers and small bright red berries	deciduous North American shrub or small tree having three-lobed leaves and red berries
	deciduous thicket-forming Old World shrub with clusters of white flowers and small bright red berries