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central nervous system

  • 5/31/14: This week on "The Plant Detective:" The rhizome of Zingiber officinale is eaten as a spice, a medicine, and a delicacy. It's an old remedy for…
  • 3/22/14: This week on "The Plant Detective:" Valerian is a powerful agent for relaxation and sleep, with no dangerous side effects. In the past,…