Helvella leucomelaena (Pers.) Nannf. syn. Paxina leucomelas (Pers.) Kuntze (illustrated 50% life size) Cup 2–4cm across, deeply cup-shaped, margin splitting; inner surface dark greyish-brown, outer pale grey to buff and finely downy, not ribbed. Stem 5–15×10–15mm; whitish; ribbed, with ribs extending to base of cup. Spores 18–22×12–14¼, broadly elliptical. Asci 400×20¼. Habitat in woodlands and on heaths; spring to early autumn. Uncommon. Poisonous unless well cooked.
