Herbarium of the Ancients — Detailed RecordFR · EN
Datura wrightii
Datura wrightii
Read before use: the information below describes traditional and informational uses — it does not replace the advice of a healthcare professional. In case of doubt, pregnancy, breastfeeding, ongoing treatment, or use in children, seek advice before use.
Enhanced precautions for this plant: All parts of the plant, especially the root, contain tropane alkaloids (scopolamine, atropine, hyoscyamine) that are highly toxic, even at low doses. Ingestion can cause severe cardiac disturbances, uncontrolled hallucinations, coma, or even death; numerous cases of accidental poisoning have been documented. Strictly contraindicated in pregnant or breastfeeding women, children, and in cases of ongoing medication (risk of interaction with cardiac, psychotropic, or anticholinergic treatments). Never prepare or consume this plant without expert supervision: its toxicity varies considerably depending on soil, season, and individual, making any domestic dosing dangerous.
Poultice — Root
Traditional poultice for external pain
The fresh root was crushed and applied as a poultice directly to the skin, on a limited area and for a brief duration, according to uses reported by certain indigenous communities. This preparation should only be considered with the agreement and supervision of a healthcare professional or experienced herbalist, due to the possible cutaneous absorption of alkaloids. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.
Where to find it
Obtaining the plant
Datura wrightii is found in the wild in desert and semi-arid areas of the southwestern United States and northern Mexico; it is not sold in herbal shops due to its toxicity and strict regulation in many countries.
Harvest season
When to harvest it
The root was traditionally harvested in autumn, after flowering, when the plant concentrates its reserves; any wild harvesting is now strongly discouraged without appropriate expertise and legal framework.
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