1_Poisonous Plants

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Activity for identifying poisonous plants
Bob Read
Flashcards by Bob Read, updated more than 1 year ago More Less
Jannette Bloom
Created by Jannette Bloom over 7 years ago
Bob Read
Copied by Bob Read over 7 years ago
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Question Answer
HORSE TAIL it is toxic when fresh and dried , If eaten over a long period of time it will cause heart and kidney damage.
RAGWORT If a horse ingests it, it will gradually start to destroy the liver. A poisoned horse will lose weight despite eating normally, get extreme sunburn, go blind and eventually collapse if it isn’t caught early.
BUTTERCUPS If accidentally eaten by a horse, they will cause blistering and ulcers in the mouth. This will usually stop a horse eating them further, but if nothing else is available they will continue to ingest them until it causes a life threatening seizure.
BRACKEN FERN This fern can kill if repeatedly eaten over a long period of time. Symptoms include: weight loss; muscle twitching; staggering; and eventually seizures.
YEW Only 8ozs is enough to kill a horse in 5 minutes. The bark and leaves (fresh or dead) are lethal to a horse if eaten. The symptoms of a poisoned horse are: trembling; muscle weakness; slow or irregular heartbeat; and, convulsions.
OAK / ACORNS Although some horses love to eat oak leaves and acorns, they cause a number of digestion problems which can kill a weak horse. Symptoms will start with a loss of appetite, and then the poison will start to attack the bowels causing constipation, diarrhoea, and colic.
PRIVET Privet cannot be digested safely by a horse. Symptoms of privet poisoning are: staggering; diarrhoea; convulsions; and paralysis. Within 4 to 48 hours after eating the privet, a horse will die if a vet is not brought in to administer care.
FOXGLOVE This flower is not usually found in pasture.f eaten in hay, symptoms will include diarrhoea, abdominal pain, convulsions and heart failure.
HEMLOCK common weed found in pasture, it is poisonous to all forms of livestock. it causes respiratory paralysis. Hemlock should be removed and burnt if found in a field during the Spring.
BELLADONNA / DEADLY NIGHTSHADE symptoms include; anorexia Change in heart rate (i.e., irregular in pace or increased pace - tachycardia),Sensitivity to light, blindness, Nervousness/hyperexcitability,muscle tremors. muscle convulsions, Loss of coordination Recumbence (lying down excessively) Convulsions Death (severe cases)
LABURNUM The toxin in this plant affects the gastrointestinal tract and nervous system. The entire tree is toxic. Symptoms include; gastrointestinal upset, colic, coma, drowsiness, frothing of the mouth, unequally dilated pupils, diarrhea, convulsions and death.
SYCAMORE Atypical myopathy or “Sycamore poisoning” can be fatal for horses.muscular stiffness, reluctance to walk, muscle tremors, sweating, depression, high heart rate, dark urine (reddish in colour).
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