Peziza petersii Berk. & Curtis syn. Galactinia sarrazinii Boud. Milchender Becherling. Cup 3–5cm across, cup-shaped and often clustered, sessile, inner surface reddish-brown with dark grey centre, outer reddish brown at the margin, dark grey towards the base, scurfy. Flesh thin, greyish. Asci 200 x 10µ, blued at the tip by iodine. Spores containing two oil drops, finely warted, 10–12 x 5.5–6µ. Habitat on burnt wood and soil often on bonfire sites. Season early summer to autumn. Uncommon. Not edible. Found In Europe.