The Parrot Mushroom.  A large fruiting (200+) found in May growing from a
lawn.  Specimens exhibiting green cap coloration were immature and beneath
the thatch layer, caps one centimeter or less; (mature caps up to 3.5cm).  Caps
change color as they develop and take on several different shades and
shapes.  Cap and stem very slimy (glutinous) throughout development.  White
spore print.
    Gliophorus psittacinus
    (formerly Hygrocybe psittacina)