They caught and ate small snail-like creatures whose shells contained powerful hallucinogens.

'I've been told that a powerful hallucinogen can be pro- duced by its leaves. '

You cannot get a rash from touching them, but if ingested, they are a powerful hallucinogen, even for Vul- cans.

The seeds of the Hawaiian baby woodrose are a powerful hallucinogen.

"I've been told that a powerful hallucinogen can be produced from its leaves."

LSD is one of the most powerful known hallucinogens.

They discover, however, that this gum is a powerful hallucinogen.

A powerful hallucinogen that purports to transport those in the throes of sexual bliss.

It also seemed to lessen the effects of a powerful hallucinogen injected into him when men working for the Colonel try to frame him.

Some of the vessels may have been used to hold black henbane (Hyoscyamus niger) which is a poison but also a powerful hallucinogen.