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

若いときは暗褐色で、年を取ると鈍い灰色になる、不規則にねじれた頭部を持つヘルヴェラ。頭部の下側は滑らかで淡い灰色であり、柄は厚くて深い溝があります。