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Hemlock (Conium Maculatum )

Hemlock (Conium Maculatum ). Kayla Medlyn & Rebecca Smith. How To Physically Identify It. Multistemmed weed Fernlike leaves Small white flowers Stems have purple spots Can grow 10 feet tall Hollow except for the nodes Flowerheads on plant are large. Why It’s Dangerous.

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Hemlock (Conium Maculatum )

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  1. Hemlock (Conium Maculatum) Kayla Medlyn & Rebecca Smith

  2. How To Physically Identify It • Multistemmed weed • Fernlike leaves • Small white flowers • Stems have purple spots • Can grow 10 feet tall • Hollow except for the nodes • Flowerheads on plant are large

  3. Why It’s Dangerous • Hemlock leaves, stems, and seeds have potent neurotoxins. This affects the nervous system. • 4-5 lbs is lethal dose to horses • All parts of plant are poisonous • Roots are more toxic than the leaves and stem

  4. Symptoms • Signs appear within an hour of consumption • Nervousness, incoordination, possibility of colic are symptoms of hemlock poisoning • Dialated pupils, weakness, staggering gait, all signs of poisoning

  5. Where It Grows • North America • Along roadsides • In areas that aren’t taken care of • Grows in waste areas, especcially in Ohio

  6. Treatment • There is no treatment for hemlock if eaten in large doses • However, small amounts like a nibble, and the animal may have a chance living

  7. Pictures

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