Datura has been used in traditional medicine to relieve asthma symptoms and as an analgesic during surgery or bonesetting.It is also a powerful hallucinogen and deliriant, which is used spiritually for the intense visions it produces.

Datura stramonium is native to North America, but was spread to the Old World early.

It was scientifically described and named by Swedish botanist Carl Linnaeus in 1753, although it had been described a century earlier by herbalists, such as Nicholas Culpeper.

The seed is thought to be carried by birds and spread in their droppings.

Its seeds can lie dormant underground for years and germinate when the soil is disturbed.

People who discover it growing in their gardens, and are worried about its toxicity, have been advised to dig it up or have it otherwise removed.

All parts of Datura plants contain dangerous levels of the tropane alkaloids atropine, hyoscyamine, and scopolamine, which are classified as deliriants, or anticholinergics.

The risk of fatal overdose is high among uninformed users, and many hospitalizations occur amongst recreational users who ingest the plant for its psychoactive effects.

in) long, and grow on short stems from either the axils of the leaves or the places where the branches fork.

The calyx is long and tubular, swollen at the bottom, and sharply angled, surmounted by five sharp teeth.