Fly Agric. The fly agaric is an attractive, vibrantly coloured toadstool, which is familiar and instantly recognisable . It has a bright red cap, which fades to an orange or orange-yellowish colour with age. The fluffy white spots on the cap often take on a yellowish tinge as they grow old, and may occasionally be washed away by rain The stem has a bulbous base, and tapers towards the cap . This fungus is dangerously poisonous and should NEVER be tasted. Original public domain image from Flickr