Craterellus cornucopioides or a different black trumpet, is a funnel-shaped mushroom, deep-like crater with a wavy perimeter, its diameter varies from 4-8 to the height of 4-10 cm. Its internal surface is slotted and has a color of black or dark gray.
The film, its outer surface, is gray, dull, smooth or less smooth, without puddles, but it may be somewhat wrinkled.
The leg is hollow, gray and slightly tapering towards the base.
His flesh is very thin, fragile, with a fragrant aroma and a mild flavor.