It is often called "the most violently toxic plant in North America." If anybody consumes it, potentially fatal symptoms are immediately visible.
The plant is native to wooded or waste areas in central and southern Eurasia. The plant contains atropine and scopolamine in its stems, leaves, berries, and roots, and causes paralysis in the involuntary muscles.
It's a North American herb. It has small white flowers that contain a toxic alcohol known as trematol.
A native to Africa, the plant contains the poison ricin. Only a seed or two of the plant are enough to kill a person.
The seeds of the plant contain abrin, an extremely deadly ribosome-inhibiting protein.
All parts of the oleander plant are deadly and contain lethal cardiac glycosides known as oleandrin and neriine.