Juglans cinerea vs white walnut

Juglans cinerea and white walnut both are nouns.

Word	Noun	Adjective	Verb	Adverb
Juglans cinerea	Yes	No	No	No
white walnut	Yes	No	No	No

As nouns, Juglans cinerea and white walnut are synonyms defined as:

Juglans cinerea and white walnut: North American walnut tree having light-brown wood and edible nuts; source of a light-brown dye

Other synonyms of Juglans cinerea include butternut, butternut tree.

Juglans cinerea (noun)	white walnut (noun)
North American walnut tree having light-brown wood and edible nuts; source of a light-brown dye	North American walnut tree having light-brown wood and edible nuts; source of a light-brown dye