Also found in: Thesaurus, Wikipedia.
Related to brain mushroom: false morel
Switch to new thesaurus
|Noun||1.||brain mushroom - a poisonous gyromitra; the surface of the fertile body is smooth at first and becomes progressively undulating and wrinkled (but never truly pitted); color varies from dull yellow to brown|
genus Gyromitra - a genus of fungi of the family Helvellaceae with a fertile portion that is tan to brown
gyromitra - any fungus of the genus Gyromitra