da·tu·ra 
(də-trə, -tyrə)
(də-trə, -tyrə)n.
Any of several plants of the genus Datura in the nightshade family, having trumpet-shaped flowers up to 25 centimeters (10 inches) long and usually prickly fruits. The leaves and seeds yield alkaloids with narcotic properties. Also called thorn apple.
[New Latin Datura, genus name, from Hindi dhatūrā, datura, from Sanskrit dhattūraḥ.]