"Psylocibe Extract". A non-lethal capsule of dehydrated and processed Psylocibin from the Psilocybe semilanceata; Produces euphoria and impairs the thought process; Found most commonly in South Africa, England, and the Americas'; Paranoia, confusion, and fluxuations in emotions are commonly found; Some cases, mainly in stronger doses, may lead to minor insanity; 5g Dried Psilocybe Semilanceata is equivalent to 5mg of "Mad Caps".
"Psylocibe Extract, commonly referred to as 'Mad Caps', is a concentrated form of Psilocybe Semilanceata. Over 20,000 adolescents reported to have tried 'caps'on a study done in June of 2002 in schools in England. Also commonly used in smaller doses to stun.
by http://www.shroomery.org September 09, 2006