Key Features

Cap sitting on the stalk like a thimble, i.e., attached to stalk only at very top with the sides hanging free like a skirt. Cap without strongly projecting lobes, not saddIe- shaped. Cap brown to yellow-brown and strongly wrinkled ver- tically, the wrinkles sometimes branched to form pits. Stalk fragile and hollow, the hollow usually stuffed with cottony material. Stalk without a sack or cup at base. Growing in the spring. Other Features: Medium-sized; edge of cap often slightly upturned in old a~e; stalk relatively long when mature.