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Conium maculatum, known as hemlock (British English) or poison hemlock (American English), is a highly poisonous flowering plant in the carrot family Apiaceae, native to Europe and North Africa. It is herbaceous without woody parts and has a biennial lifecycle. A hardy plant capable of living in a variety of environments, hemlock is widely ...
Conium maculatum (poison hemlock) is infamous in its use as a poison. [35] [36] A small overdose of extract of the plant causes paralysis with higher toxic doses causing a ceasing of respiratory function followed by death. [31] Poison hemlock was historically used in official executions and assassinations. [37]
Poison Ivy, a well-known toxic plant common in Texas especially during the spring and summer, causes an itchy painful rash. This is caused by its sap that has a clear liquid called urushiol.
The history of coniine is understandably tied to the poison hemlock plant, since the natural product was not synthesizable until the 1880s. [7] Jews in the Middle East were poisoned by coniine after consuming quail in the area that usually ate hemlock seeds, and Greeks on the island of Lesbos who also consumed quail suffered from the same poisoning, causing myoglobinuria and acute kidney ...
Poison hemlock grows from a center stalk and has light green stems and fern-like leaves that can grow up to 6 feet tall in Missouri’s climate. ... It’s more dangerous than poison ivy, which ...
The stem of poison hemlock has purple splotches, an easy identifying factor. All parts of the plant are extremely poisonous. Poisoning can happen in humans from inhaling the plant’s fumes or ...
May 24—In recent months, evidence of poison hemlock is widespread in Kentucky. Poison hemlock is toxic to a wide variety of animals including birds, wildlife, cattle, sheep, goats, pigs, horses ...
Coniine from hemlock consumed by quail has been suggested as the cause of coturnism, [4] though quail resist eating hemlock. [3] Hellebore has also been suggested as the source of the toxin. [ 5 ] It has also been asserted that this evidence points to the seeds of the annual woundwort ( Stachys annua ) being the causal agent. [ 3 ]