Buddha's Belly Bamboo, Bambusa ventricosa, Monrovia Plant Fly Agaric Mushroom, Amanita muscaria, may be one of man's oldest hallucinogens. It has been suggested that perhaps it's strange effects contributed to man's early ideas of deity. From Hallucinogenic Plants, a Big Rock Point Nuclear Power Plant Winter melon or Wax gourd plant in garden of agricultural plantation farm at countryside in Nonthaburi, Thailand Stock Photo Alamy The Coffee Tree You Can Grow Indoors (Even In Winter)