common morel vs Morchella esculenta

common morel and Morchella esculenta both are nouns.

Word	Noun	Adjective	Verb	Adverb
common morel	Yes	No	No	No
Morchella esculenta	Yes	No	No	No

As nouns, common morel and Morchella esculenta are synonyms defined as:

common morel and Morchella esculenta: an edible and choice morel with a globular to elongate head with an irregular pattern of pits and ridges

Other synonyms of common morel include sponge morel, sponge mushroom.

common morel (noun)	Morchella esculenta (noun)
an edible and choice morel with a globular to elongate head with an irregular pattern of pits and ridges	an edible and choice morel with a globular to elongate head with an irregular pattern of pits and ridges