Plant Name

Poisonous Part

Effects

Azalea Entire plant Paralysis of the muscles, including the heart. Depression of central nervous system. Sometimes fatal.
Bird of Paradise Seed pods Nausea, vomiting and diarrhoea.
Buttercup and Ranunculus Entire plant Stomach irritation / diarrhoea / convulsions.
Calla Lily Entire plant Intense burning sensation / irritation of the mouth and stomach.
Castor Bean Entire plant but especially the seeds Burning sensation in the mouth. Eating two or more seeds may cause serious illness / death.
Daffodil Bulb Severe vomiting and diarrhoea, trembling, convulsions and sometimes death.
Daphne Entire plant Burning and ulceration of stomach and intestines, bloody vomiting and diarrhoea.
English Ivy Leaves/berries General excitement, difficulty breathing / coma.
Holly Berries Vomiting, diarrhoea, weakness / collapse.
Iris Leaves, roots and fleshy portions Severe but temporary digestive upset.
Jerusalem Cherry Berries Vomiting, diarrhoea and collapse.
Lantana Berries Gastro-intestinal irritation / muscular weakness / circulatory difficulties, sometimes fatal.
Oleander Entire Plant Nausea, depression, bloody diarrhoea, weakened and irregular pulse and paralysis.
Poinsettia Leaves/stem Diarrhoea, abdominal cramps, delirium. Sap can cause skin irritation. If rubbed in eyes, blindness.
Poison Oak Leaves Skin irritation.
Privet Entire plant Bloody vomiting, diarrhoea, severe irritation of the digestive tract, general nervous symptoms.
Rhubarb Leaves Vomiting, severe abdominal pain, muscle cramps and in large quantities, convulsions / coma / death.
Wisteria Entire plant Severe vomiting, abdominal pain, diarrhoea.
Yellow Jasmine Entire plant Thirst / dilated pupils / reddened skin / headache.