Cap 20-35 mm broad, convex expanding to plano-convex with a depressed to umbilicate center that often becomes perforate, nonstriate, dry, radially appressed-fibrillose to streaked, dark gray to black overall. Gillss adnate to emarginate, distant, broad, grayish white to gray. Stem 40-55 x 8-15 mm, cylindrical, equal, hollow, dry, glabrous, dark gray to black overall. Spore Deposit white. Edibility: unknown.