| Poison Flowers and Bulbs | | FLOWER GARDEN PLANTS | | |
| PLANT | TOXIC PART | SYMPTOMS |
| Anemone | Seed and young plants | Gastric, nervous system, depression |
| Autumn Crocus, Star of Bethlehem | Bulbs | Vomiting and nervous excitement. |
| Bleeding Heart | Foliage, roots | May be poisonous in large amounts. Has proved fatal to cattle. |
| Buttercups | all parts (especially flowers) | - |
| Castor bean | Seeds | Burning of mouth and throat, gastric, intestinal |
| Dicentra (Bleeding heart) | All plant parts | Trembling, staggering, convulsions |
| Dutchman's breeches | All parts, especially bulbs | - |
| Four O'clock | Roots, seeds | Gastric, intestinal |
| Foxglove | Leaves | Large amounts cause dangerously irregular heartbeat and pulse, usually digestive upset and mental confusion. May be fatal. |
| Gloriosa lily | All parts | Numbness of lips and tongue, intestinal, convulsions |
| Hyacinth | Bulb | Intestinal |
| Iris | Underground stems | Severe-but not usually serious-digestive upset. |
| Larkspur | Young plant, seeds | Digestive upset, nervous excitement, depression. May be fatal. |
| Lily-of-the-Valley | Leaves, flowers | Irregular heart beat and pulse, usually accompanied by digestive upset and mental confusion. |
| Lobelia | All parts | - |
| Monkshood | Fleshy roots | Digestive upset and nervous excitement. |
| Morning Glory | SeedsHallucinogen | |
| Sweetpea | Seeds | Respiratory, paralysis, convulsions |
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