Herer mostly recovered, and claimed in May 2004 that treatment with the Amanita muscaria, a psychoactive mushroom, was the "secret".

Amanita Muscaria Field, 2000, shows a field of psychoactive mushrooms that appear as if they are sprouting from the gallery floor.

The genus Amanita is a group of poisonous and psychoactive mushrooms that has some species that are among the deadliest if ingested by humans.

In parallel legal developments in Asia, P. tampanensis was one of 13 psychoactive mushrooms specifically prohibited by law in Japan in 2002.

Since December 2008 possession of both dry and fresh psychoactive mushrooms has been forbidden by law.

The Openbaar Ministerie - the Dutch prosecutor's office - stated that prosecution shall be started on possession of 0.5g dried or 5g fresh psychoactive mushrooms.

The limitation to fresh mushrooms (which go bad quite fast) is severely reducing the export of psychoactive mushrooms.

Although popular the sale of both dry and fresh psychoactive mushrooms is forbidden by law.

The species is a psychoactive mushroom, and contains the hallucinogenic compounds psilocybin and psilocin.

There is evidence to suggest that psychoactive mushrooms have been used by humans in religious ceremonies for thousands of years.