Native Californians got high on hallucinogens and painted rock art, study finds
The cave is home to a striking image of a pinwheel thought to represent the distinctive shape of the sacred datura flower, or Datura wrightii. This perennial plant species, native to California, is known to have psychoactive properties. Quids -- small packages of leaves and fibrous material from the plant -- that were typically chewed were found stuck in crevices in the cave ceiling. ...
