Peziza badia Pers. ex Mérat Kastanienbrauner Becherling Pézize brune, Bay Cup. Cup 3–8cm across, cup-shaped, irregularly wavy with age, sessile, inner surface olive-brown, outer reddish-brown and slightly scurfy. Flesh thin, reddish-brown, yielding watery juice. Asci 330 x 15µ, blued at the tip by iodine. Spores elliptical, containing two oil drops, irregularly reticulate, 17–20 x 9–12µ. Habitat on soil especially on open clay banks or paths. Season late summer to autumn. Common. Edible when well cooked, poisonous if eaten raw. Distribution, America and Europe.