Fruit body: up to 15 cm high, irregular shape like trumpet, margin wavy, hollow until base, grey to sooty brown or almost black. Hymenial surface is just mildly wrinkled.

Microscopy: Spores ellipsoid, hyaline, smooth, nonamyloid, with droplets, 12-17x6-11 μm, white en masse. Basidia contain two spores. Cystidia absent.

Flesh: thin, elastic, stem fibrous, almost black, mild taste and smell while fungus is fresh.

Habitat: season summer and autumn, in groups and in dense bouquets, in deciduous woods.

Edibility: edible, collected for commercial purposes.

Reference: Uzelac, B. (2009). Gljive Srbije i zapadnog Balkana, BGV Logik, Beograd.

Photo: Goran Milošević