Henbane, a coarse herb native to Europe and Asia and common in North America. It grows from 18 to 30 inches (45 to 75 cm) high and has large, hairy leaves; yellowish flowers; and a disagreeable odor. All parts of the plant are poisonous. Henbane is a source of the alkaloid drugs hyoscyamine and hyoscine (scopolamine), which are used as sedatives and pain killers.Henbane is a poisonous plant with large hairy leaves, yellow flowers, and a disagreeable odor.
Poison ivy is often very difficult to spot. But if you come into contact with it, you'll soon know by the itchy, blistery rash that forms on your skin. Learn how poison ivy causes that rash, and how to get rid of it.
Though they may be stuck in one place, plants have proven to possess a surprising array of capabilities. But the ability to feel pain? Scientists are learning that the possibility isn't as crazy as it sounds.