Cap 10-25 mm broad, convex expanding to plano-convex with a depressed to umbilicate disc, strongly translucent- striate, disc scurfy to subsquamulose, glabrous on margin, dry, hygrophanous, disc and striations dark grayish brown to dark brown or nearly black, grayish brown elsewhere. Gills adnate, subdistant, broad, grayish white becoming pinkish brown. Stem 25-40 x 1.5-2.5 mm, cylindrical, equal, apex pruinose, base glabrous, dry, pale grayish brown. Spore Deposit pinkish brown. Edibility: unknown.