Otidea alutacea

Otidea alutacea, commonly known as the brown clustered ear cup, is a species of apothecial fungus belonging to the family Pyronemataceae. This European species appears as buff coloured deep cups, often split down one side, up to 6 cm tall, on soil in woodland. It is inedible.

The cup is 3–6 cm tall and 2–4 cm wide, normally split on one side to the base, with a wavy margin, brown outside and light brown inside. The spores are colorless.

Similar species include Otidea onotica and Guepinia helvelloides.