Every person has a different level of resistance to toxic substances.
Some persons may be more sensitive to a particular plant.
Some animals can eat plants that are poisonous to humans.
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Boiling plants removes many poisons, but not all.
Some plants that are red are poisonous, but not all.
Avoid plants with milky sap.
Avoid fruit divided into five segments,
Avoid mature bracken as it destroys vitamin B.
Generally it is best to avoid mushrooms.
Mushroom identification is very difficult.
Some mushrooms cause death quickly.
Some mushrooms have no known antidote.
Poisonous plants that cause contact dermatitis are :
Cowhage.
Poison ivy.
Poison oak.
Poison sumac.
Rengas tree.
Signs and symptoms of ingestion poisoning can include nausea, vomiting, diarrhea, abdominal cramps, depressed heartbeat and respiration, headaches, hallucinations, dry mouth, unconsciousness, coma, and death.
If you suspect plant poisoning, try to remove the poisonous material from the victim's mouth and stomach as soon as possible.
Induce vomiting by tickling the back of throat.
Dilute the poison by administering large quantities of water or milk.
The following plants can cause ingestion poisoning if eaten :
Castor bean.
Chinaberry.
Death camas.
Foxglove.
Hemlock.
Lantana.
Manchineel.
Oleander.
Pangi.
Physic nut.
Poison and water hemlocks.
Rosary pea.
Thorn Apple.
Strychnine tree.
Wilderness Survival