whortleberry vs Viccinium myrtillus

whortleberry and Viccinium myrtillus both are nouns.

Word	Noun	Adjective	Verb	Adverb
whortleberry	Yes	No	No	No
Viccinium myrtillus	Yes	No	No	No

As nouns, whortleberry and Viccinium myrtillus are synonyms defined as:

whortleberry and Viccinium myrtillus: erect European blueberry having solitary flowers and blue-black berries

Other synonyms of whortleberry include bilberry, blaeberry, whinberry.

whortleberry (noun)	Viccinium myrtillus (noun)
blue-black berries similar to American blueberries	erect European blueberry having solitary flowers and blue-black berries
erect European blueberry having solitary flowers and blue-black berries