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COMMON NAME	SCIENTIFIC NAME	TOXIC PLANTS	SIGNS
Apple	Malus sylvestris domestica	Leaves, seeds, roots	Mouth inflamation, rapid breathing, shock
Angel's Trumpet	Datura species	Whole plant	Thirst, hallucinations, vision disturbances
Autumn Crocus	Colchicum autumnate species	Whole plant	Vomiting, diarrhea, burns mucus membranes
Azalea	Rhododendron species	Leaves, flowers	Vomiting, diarrhea, burns mucus membranes, salivation, low blood pressure, decreased heart rate
Belladonna Lily	Amaryllis species	Bulbs	Vomiting, diarrhea, decreased blood pressure liver damage, depression
Bittersweet	Celastrus species	Weed, vine, mature (red) berries	Vomiting, diarrhea, fever
Bleeding Heart	Dicentra species	Roots, leaves	Vomiting, diarrhea, seizures, paralysis
Castor Bean	Ricinus communis	Seeds	Vomiting, diarrhea, abdominal pain, thirst
Chinaberry tree	Melia azedarach	Bark, fruit	Vomiting, diarrhea, confusion, staggering
Christmas Rose	Helleborus niger	Whole plant	Vomiting, diarrhea, abdominal pain, mouth pain, low blood pressure
Daphne	Daphne mezereum	Whole plant	Selling and ulceration of lips and mouth abdominal pain, drooling, vomiting, thirst bloody diarrhea
Delphinium or Larkspur	Delphinium species	Seeds, leaves	Weakness, drooling, salivation
English Holly	Ilex species	Fruit	Vomiting, diarrhea
Foxglove	Digitalis purpurea	Whole plant	Vomiting, diarrhea, abdominal pain, decreased heart rate, cardiac irregularities
Grapes / Raisins	Vitis vinifera	Fruit, whole plant	Vomiting, diarrhea, abdominal pain, and lethargy.
Golden chain	Laburnum anagyroides	Whole plant	Vomiting, weakness, incoordination increased heart rate, depression
Horse Chestnut or Buckeye	Aesculus species	Nuts, twigs	Vomiting, diarrhea, dehydration
Iris	Iris species	Whole plant	Vomiting, diarrhea, abdominal pain
Irish Potato	Solanum tuberosum	Vines, green skin, sprouts	Drooling, diarrhea, weakness, decreased heart rate, low blood pressure
Jack-in-the-Pulpit	Arisaema triphyllum	Entire plant	Swelling and inflammation of tonsils, mouth structure, drooling
Lantana	Lantana camara	Leaves, immature berries	Vomiting, diarrhea, weakness decreased respirations
Lily Easter and Tiger Lily	Lilium & Hemerocallis species	Whole plant	Kidney failure, decreased or absent urination, vomiting
Lily of the Valley	Convallaria majalis	Seeds, flowers, leaves	Vomiting, diarrhea, abdominal pain decreased heart rate
Lupine	Lupinus species	Seeds, leaves	Drooling, seizures, respiratory difficulty, weakness
Mistletoe	Phoradendorn species	Leaves, stems, berries	Vomiting, diarrhea, abdominal pain, shock
Monkshood	Aconitum species	Entire plant	Vomiting, drooling, decreased heart rate
Moonseed	Menispermum canadense	Fruit	Seizures
Morning Glory	Ipomoea purpurea & tricolor species	Seeds	Vomiting, diarrhea, hallucinations
Mountain laurel	Kalmia species	Leaves, flowers	Vomiting, diarrhea, drooling, weakness, vision disturbances
Narcissus, Daffodil	Narcissus species	Bulb	Vomiting, diarrhea, low blood pressure
Nettle	Urtica diocia	Hairs on leaves	Drooling, swelling and pain in mouth, oral irritation
Oleander	Nerium oleander	Whole plant	Vomiting, diarrhea, abdominal pain, low heart rate, heart irregularities
Philodendron	Monstera & Philodendron species	Leaves	Swelling of mouth, tongue, lips
Poinsettia	Euphorbia pulcherrima	Sap of stem, leaves	Vomiting, mouth, skin irritation
Rhubarb	Rheum rhaponicum	Leaves	Vomiting, diarrhea, kidney failure
Rosary Pea or Precatory Bean	Abrus precatorius	Seeds	Vomiting, diarrhea, weakness kidney failure, coma, death
Sago Palm	Cycas revoluta	Whole Plant and Seeds	Vomiting and diarrhea, weakness, shaking and even liver failure and death in cats and dogs
Tobacco (cigarettes)	Nicotiana tabacum	Whole plant	Vomiting, drooling, tremors incoordination, collapse, respiratory failure
Thron Apple or Jimsonweed	Datura stramonium	Whole plant	Thirst, vision disturbances delirium
Wisteria	Wisteria species	Whole plant	Vomiting, abdominal pain
Yellow Jessamine	Gelsemium sempervirens	Flowers	Seizures, abdominal pain paralysis
Yew	Taxus cuspidata& Taxus baccata	Whole plant except ripe fruit	Sudden death, trembling, collapse, heart irregularities