Armillariella mellea vs honey mushroom

Armillariella mellea and honey mushroom both are nouns.

Word	Noun	Adjective	Verb	Adverb
Armillariella mellea	Yes	No	No	No
honey mushroom	Yes	No	No	No

As nouns, Armillariella mellea and honey mushroom are synonyms defined as:

Armillariella mellea and honey mushroom: a honey-colored edible mushroom commonly associated with the roots of trees in late summer and fall; do not eat raw

Other synonyms of Armillariella mellea include honey fungus.

Armillariella mellea (noun)	honey mushroom (noun)
a honey-colored edible mushroom commonly associated with the roots of trees in late summer and fall; do not eat raw	a honey-colored edible mushroom commonly associated with the roots of trees in late summer and fall; do not eat raw