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Oleander

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Oleander

  1. 1. Nerium Oleander The most poisonous plant
  2. 2. What is Oleander? <ul><li>Evergreen shrub; small tree </li></ul><ul><li>From the dogbane family </li></ul><ul><li>The most poisonous plant known to man </li></ul>
  3. 3. Growth of Oleander <ul><li>Native to Morocco, Portugal, Southern Asia, and China </li></ul><ul><li>Grows near dry stream beds </li></ul><ul><li>2-6 meters tall; spreading to erect branches </li></ul><ul><li>Thick, leathery, and dark green leaves in whorls of 3 grow from 5 to 21 cm long </li></ul><ul><li>White, pink, red, or yellow flowers, which glow in clusters at the end of each branch </li></ul><ul><li>Often sweetly scented </li></ul>
  4. 4. Cultivation/Uses of Oleander <ul><li>Commonly used as ornamental plant in subtropical regions </li></ul><ul><li>Drought tolerant, withstands occasional frost </li></ul><ul><li>Used in highway medians in California, as deer will not eat it </li></ul><ul><li>Showy and fragrant; often also used as an indoor decoration </li></ul><ul><li>Over 400 cultivars </li></ul>
  5. 5. Toxicity of Oleander <ul><li>One of the most poisonous plants in the world </li></ul><ul><li>A single leaf could be lethal to a child </li></ul><ul><li>Most significant toxins include oleandrin and neriine, which are cardiac glycosides </li></ul><ul><li>Entire plant, leaves, flowers, bark, etc., is poisonous </li></ul><ul><li>847 known human poisonings in the US in a year </li></ul><ul><li>Poisonings require immediate medical care; inducing vomiting and gastric lavage, and, in life-threatening cases digoxin immune fab, are common treatment </li></ul>
  6. 6. Bibliography <ul><li>&quot;Nerium oleander.&quot; Wikipedia, the free encyclopedia . 08 May 2009 <http://en.wikipedia.org/wiki/Oleander>. </li></ul>

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