a helvella with an irregularly convoluted cap that is dark brown when young and becomes dull grey with age
the lower surface of the cap is smooth and pale grey
a helvella with an irregularly convoluted cap that is dark brown when young and becomes dull grey with age; the lower surface of the cap is smooth and pale grey; the stalk is thick and deeply fluted ❲Helvella sulcata❳ (rewrite_defs.py)