Hallucinogenic drugs - Psychological aspects.

Visionplants by: (Sound recordings, nonmusical performance)

Darwin's pharmacy = sex, plants, and the evolution of the noösphere/ by: (Electronic resources)

Shamanism.

Mind and body.

Hallucinogenic plants- Psychic aspects.

Consciousness.

Hallucinogenic drugs- Psychological aspects.

Biology- Philosophy.

Hallucinogenic drugs and religious experience.

Gaia hypothesis.

Sexual selection in animals.

Rhetoric- Philosophy.

Biosphere.