In Jimson Weed Purple Flower?

The plant you have is a Datura stramonium. It is sometimes referred to as a thornapple, Devil's Apple. Jamestown-weed.

What part of jimson weed is poisonous?

Belonging to the nightshade family, jimson weed contains alkaloid compounds such as atropine, scopolamine, and hyoscyamine. All parts of the plant are potentially poisonous, yet its seeds contain the greatest concentration of atropine (as much as 0.1mg of atropine per seed) and are especially dangerous.

Are jimson weed flowers poisonous?

Jimson weed is UNSAFE when taken by mouth or inhaled. It is poisonous and can cause many toxic effects including dry mouth and extreme thirst, vision problems, nausea and vomiting, fast heart rate, hallucinations, high temperature, seizures, confusion, loss of consciousness, breathing problems, and death.