White Dunce Cap - Conocybe albipes
Bear's Head Tooth - Hericium coralloides
Shaggy Mane - Coprinus comatus
Black Leg - Polyporus badius
Gymnopilus sp.
Unknown Mushroom
Resembles a Mycena.
Really Unknown
Growing from a cut stump (Elm if remember right). I assume they are a fungus of some kind.