highbush cranberry vs cranberry tree

highbush cranberry and cranberry tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
highbush cranberry	Yes	No	No	No
cranberry tree	Yes	No	No	No

As nouns, highbush cranberry and cranberry tree are synonyms defined as:

highbush cranberry and cranberry tree: deciduous North American shrub or small tree having three-lobed leaves and red berries

Other synonyms of highbush cranberry include American cranberry bush, cranberry bush, Viburnum trilobum.

highbush cranberry (noun)	cranberry tree (noun)
deciduous North American shrub or small tree having three-lobed leaves and 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