Collection location: Santa Rosa, Sonoma Co., California, USA [Click for map]
Found in a group of about 5 or 6 on a lawn.
Pileus satiny beige, white flesh. 4cm across.
Gills pink, close.
Stipe off white, slightly swollen at base. 4.5 cm long.
September 24 Image 6605: after a day in captivity, with some added moisture:
Bruises have turned dark brown, no yellowing, intermediate annulus apparent, darkened umbo, smells like store mushrooms. Pileus now measures 6cm across and stipe is 6cm long. Annulus detaching.