Vaccinium arboreum vs farkleberry

Vaccinium arboreum and farkleberry both are nouns.

Word	Noun	Adjective	Verb	Adverb
Vaccinium arboreum	Yes	No	No	No
farkleberry	Yes	No	No	No

As nouns, Vaccinium arboreum and farkleberry are synonyms defined as:

Vaccinium arboreum and farkleberry: shrub or small tree of eastern United States having black inedible berries

Other synonyms of Vaccinium arboreum include sparkleberry.

Vaccinium arboreum (noun)	farkleberry (noun)
shrub or small tree of eastern United States having black inedible berries	shrub or small tree of eastern United States having black inedible berries