Marasmius Rotula is a common species of Agaric fungus in the family Marasmiaceae. Widespread in the Northern Hemisphere, it is commonly known variously as the Pinwheel Mushroom, the Pinwheel Marasmius, the Little Wheel, the Collared Parachute, or the Horse Hair Fungus. The type species of the genus Marasmius, M. rotula was first described scientifically in 1772 by mycologist Giovanni Antonio Scopoli and assigned its current name in 1838 by Elias Fries.
Caesar's Mushroom (Amanita caesarea) ~ By Monika Belková. Once this beautiful mushroom fully erupts the cap will open and 'blush' on the top to an orange/red usually...the gills will be yellow as will the stem/skirt.
The poisonous Magpie Fungus (Coprinopsis Picacea) is a native of the British isles. First described in 1785. Preferring alkaline soil, it is usually found in beech woods in late summer and early fall. Additional family members occur in North America and throughout Europe.