helvella vs false morel

helvella and false morel both are nouns.

Word	Noun	Adjective	Verb	Adverb
helvella	Yes	No	No	No
false morel	Yes	No	No	No

As nouns, false morel is a hypernym of helvella; that is, false morel is a word with a broader meaning than helvella:

helvella: any fungus of the genus Helvella having the ascocarps stalked or pleated or often in folds
false morel: a fungus of the family Helvellaceae

helvella (noun)	false morel (noun)
any fungus of the genus Helvella having the ascocarps stalked or pleated or often in folds	a fungus of the family Helvellaceae