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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 ...
Cicuta maculata is a highly poisonous species of flowering plant in the carrot family known by several common names, including spotted water hemlock, spotted parsley, and spotted cowbane. It is native to nearly all of North America, from northern Canada to southern Mexico.
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 hemlock is a stout, erect plant with a center stalk and light green stems and fern-like leaves that can grow up to 12 feet tall in Washington state’s temperate climate and rich volcanic ...
Poison hemlock has emerged in Ohio, and if left unmanaged during the next two months, they will grow into giants up to 10 feet tall. Their sap is poisonous and harmful to humans and animals.
Cicutoxin is a naturally-occurring poisonous chemical compound produced by several plants from the family Apiaceae including water hemlock (Cicuta species) and water dropwort (Oenanthe crocata). [1] The compound contains polyene , polyyne , and alcohol functional groups and is a structural isomer of oenanthotoxin , also found in water dropwort.
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 main distinguishing characteristic of western water hemlock is its toxicity. Cicutoxin is the toxin that is produced, making water hemlock the most poisonous plant in North America. [7] Cicutoxin is a yellowish liquid that is prevalent in the roots. This unsaturated alcohol has a major impact on the central nervous system of animals. Early ...