destroying angel mushroom

amanita amenitaceae america american americana angel angles annulus appalachain appalachia appalachian bisporigera blue brushwood cap danger dead deadly death destroying fatal floor forest fungus gills large lethal light litter log membranous mortal mountain mountains mountian mountians mushroom mushrooms noxious parkway poison poisoning poisonous reddish ridge ring sac sacs smooth stalk states stem toxic understory underwood united usa virginia white woodland woods