Generic short diagnoses:
Medium to large disc- to cup-shaped operculate discomycetes with amyloid asci, ellipsoid to fusiform spores and non-gelatinous exipulum.
Species example:
Peziza succosa - DK: gulmælket bægersvamp UK: Yellowing Cup
The picture originates from the MycoKey 2.0 DVD. Here you will also find a larger picture along with a detailed generic description, references and an interactive, synoptical key to genera.