| Angel Trumpet (all of the plant) | Hyacinth (bulb) |
| Azalea (all) | Iris (all) |
| Bittersweet (leaves, fruit) | Jerusalem Cherry (leaves and unripe fruit) |
| Buckhorn (all) | Lily of the Valley (all) |
| Caladium (all) | Mistletoe (all) |
| Castor Bean (all) | Mushrooms (all of certain types) |
| Chinese Lantern (all) | Narcissus (all) |
| Chrysanthemum (all) | Nightshade (all) |
| Creeping Charlie (all) | Oleander (all) |
| Daffodil (all) | Peony (roots) |
| Delphinium (all) | Philodendron (all) |
| English Ivy (all) | Potato (sprouts, vines, unripe tubers) |
| Foxglove (leaf, seeds) | Rhododendron (all) |
| Gladiola (bulb) | Rhubarb (roots, leaves) |
| Holly (all) | Trumpet Lily (all) |
| Horse Chestnut (flower, sprout, and seeds) | Vinca Vine (all) |
Plant Toxicity
| Insoluble Oxalates (refer to table) | mucosal inflammation, salivation, pawing at mouth, vomiting, diarrhea | rinse mouth w/water or milk
+/- induce vomiting |
| Soluble Oxalates (refer to table) | convulsions, tremors, cardiac, drinking or urinating excessively | induce vomiting, hospitalization |
| Grayanotoxin Plants
(rhododendron, mountain laurel, Jaranese pieris) |
vomiting, diarrhea, CNS, depression, weakness, seizures, increased heart rate | induce vomiting, very toxic, hospitalization |
| Toxalbumin Plants (castor bean, mole bean, castor oil) | vomiting, diarrhea, systemic signs | seeds very toxic, induce vomiting |
| Amaryllis
(daffodil, tulip, hyacinth, iris) |
vomiting, diarrhea, seizures | induce vomiting |
| Cycads (false sago palm) | vomiting, salivation, red gums, depression, excessive drinking | seeds very toxic, induce vomiting, hospitalize |
| Liliaceae (Easter lily, tiger lily, day lily) | minor GI upset | induce vomiting |
| Marijuana | unsteady, vomiting, CNS, depression | more harmful if dry, induce vomiting |
| Onion (garlic, chives, onion) | hemolysis, bloody urine, anemia, weakness, jaundice | 5.5 gm of dry onion/kg can cause hemolysis and anemia
induce vomiting, hospitalize |