Helvella macropus

Helvella macropus is a species of fungus in the family Helvellaceae of the order Pezizales. Its ascocarps are found in summer and autumn in woodland, usually (though not exclusively) associated with broad-leaved trees.

Description
The slender stem, up to 4 mm thick and 5 cm long, supports a fuzz-covered and cup-shaped cap, usually compressed in one direction. The whole fruiting body is pale grey or brown, with the smooth inner (hymenial) cup surface usually darker. The stem may be bulbous at the base.

Similar species
Similar species include H. corium, H. cupuliformis, H. fibrosa, H. pezizoides, H. queleti, and Donadinia nigrella.

Distribution
This species has a wide distribution in the Northern Hemisphere, having been recorded throughout North America, as well as in Central America, Europe, China, and Japan. It can be found on the ground or on rotting wood along with moss.

Toxicity
The species is inedible.