Revised January 9, 2005 and October 11, 2007
Copyright 1998-2007 by John W. Allen
Psilocybe Sierrae Singer
Psilocybe sierrae Singer (=P. subfimetaria Guzmán and A.H. Sm.)
This species is related to Psilocybe fimetaria
and Psilocybe stuntzii, but is macroscopically closer to Psilocybe semilanceata,
with a light ring around the neck of the stipe.