Peziza echinospora   P. Karst. (1869)
Syn: Peziza anthracophila Dennis (1960)

Peziza echinospora is associated with burned places. It has conspicuously echinulate spores. Peziza arvernensis also has slightly ornamented spores, but not to that extent, as well as its habitat is different.

Spores 16-18 x 8.8-9.7µ