7. Lily of The Valley – This Lily Is No Damsel
The nice name not with standing, Lily of the Valley is an extremely poisonous plant. It has cute white flowers. It grows mostly in Europe and the USA. Nearly all parts of this plant are poisonous. It should not be consumed by any means and affected people display symptoms like slow heartbeat, vomiting, excessive urination, blurry vision, diarrhea and severe headache. A number of death cases have been reported in animals and humans from it.