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Lolium temulentum, typically known as darnel, poison darnel, darnel ryegrass or cockle, is an annual plant of the genus Lolium within the family Poaceae. The plant stem can grow up to one meter tall, with inflorescence in the ears and purple grain.
All parts of these plants are toxic, due to the presence of alkaloids. Grazing animals, such as sheep and cattle, may be affected and human fatalities have occurred. [106] Delphinium spp. larkspur Ranunculaceae: Contains the alkaloid delsoline. Young plants and seeds are poisonous, causing nausea, muscle twitches, paralysis, and often death.
This guide includes common plants that are toxic to the touch and to eat. ... Dangers: Poisonous if ingested and may be fatal. One could experience sweating, nausea, muscular weakness, dilated ...
The seeds contained high concentrations of pyrrolizidine alkaloids, identified mainly as the N-oxide of heliotrine (74%), and one or two other compounds similar in character to lasiocarpine. [16] More recently, in 1993 and 2017, there have been reported cases of poisoning in Tajkistan from wheat contaminated with Heliotropium lasiocarpum seeds.
The plant can spread either by the wind dispersal of its seeds or by rhizomes. [ 6 ] There are two different varieties: Ageratina altissima var. altissima and Ageratina altissima var. roanensis ( Appalachian white snakeroot ); they differ in the length of the flower phyllaries and shape of the apices.
The lethal dose of green plant material is between 0.6% and 6.0% of an animal's body weight. [35] In experiments with sheep it was among the most poisonous of members of its genus with just 0.4% of green material by body weight causing symptoms, close to the 0.2% of Toxicoscordion nuttallii.
Ergotism is the earliest recorded example of mycotoxicosis, or poisoning caused by toxic molds. [24] Early references to ergotism date back as far as 600 BC, an Assyrian tablet referred to it as a "noxious pustule in the ear of grain." [25] In 350 BC, the Parsees described "noxious grasses that cause pregnant women to drop the womb and die in ...
The two then “decided to use ethylene glycol to poison and kill Harold Allen,” with Marsha ordering a gallon of it for $31.99, on Dec. 13, 2022, the affidavit alleges.