epicorium means the pattern of cell wall thickening which forms the ornamentation on spores of certain types of mushroom (especially of family Entolomataceae).
Etymology
From Latin cŏrĭum ("skin") with the Ancient Greek prefix ἐπί- ("on top of").
noun
- The pattern of cell wall thickening which forms the ornamentation on spores of certain types of mushroom (especially of family Entolomataceae).