christy marsden, "killer plants" slides
DESCRIPTION
Slides from Christy Marsden's August 26, 2015 presentation at Nerd Nite Madison.TRANSCRIPT
7/17/2019 Christy Marsden, "Killer Plants" slides
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Killer PlantsChristy Marsden
@nerdyhort
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Plants Just Want to Survive
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Plant ‘Domestication’
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What defenses do plants have?
poke iburn
… or, po
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Castor Bean
Ricin
Ricinus communis
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Ricin
• Best inhaled or injected (1.78 mg)
•
Inhibits protein synthesis• Causes:
Diarrhea
Dehydration
Organ Failure
Circulatory Shock
Death
Georgi Markov
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Lily of the Valley
Cardiac glycosides, w
Blurry visionDiarrheaVomiting and nauseaDisorientationDrowsiness
HeadachesRashesExcessive salivationAlterations to cardiac Death
Convallaria majalis
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Lily of the Valley!
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Nightshades
Jimson weed, Dtura stramonium
Angel’s Trumpet, Brugmansia spp.
Tobacco, Nic
Various alkaloids
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generally safe
But don’t eat Deadly Nightshade , Atropa belladonna
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Rhododendrons and Oleanders
Nerium oleanderRhododendrons ponticum
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Poison hemlockConium maculatum
Alkoloid coniine, which dis
the central nervous system
Results in respiratory collap
and death
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Safe: Queen Anne’s Lace, Daucus carota
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Rhubarb LeavesRheum rhabarbarum
Oxalic acid , requiring
375mg/kg body weig
Breathing difficulty
Burning mouth, thro
Coma
Diarrhea
Eye painKidney stones
Vomiting and nausea
Red pee
Seizures
Weakness
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White Snakeroot Ageratina altissima
Tremetol, which comilk and meat of c
Causes milk sickne
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… but not all bad.
Coffee, Coffea arabica
Chili pepper, Capsicum spp.
Cannabis spp.
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Questions?