Found at Wisley gardens in Surrey, England on 31st October 2011.
Location: North America, Europe
Fungus colour: White to cream, Black or blackish
Normal size: 5-15cm
Cap type: Conical or nearly so
Stem type: Bulbous base of stem
Flesh: Flesh granular or brittle
Spore colour: Purplish to black
Habitat: Grows in woods, Grows on the ground
-Coprinus picaceus (Bull. ex Fr.) S. F. Gray New syn. Coprinopsis picacea Magpie Inkcap, Spechttintling, Elsterntintling, Coprin noir et blanc, Harkály tintagomba.
-Cap 5–8cm high, cylindrical-ovate to conical, broadly bell-shaped when expanded, white then sepia-grey finally black covered in white to clay-pink patches of veil remnant.
-Stem 90–300 x 6–15mm, with woolly bulbuous base, white.
-Gills white then clay-pink, finally black and deliquescing.
-Spore print black. Spores ellipsoid, 13–17 x 10–12um.
-Habitat on alkaline soil, usually in beech woods.
-Season late summer to autumn.
-Said to be poisonous but eaten by some with no ill-effect.
[Fungi details from the very comprehensive site www.rogersmushrooms.com/]