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A toxic principle present in water hemlock, Cicuta virosa (family Umbelliferae); pharmacologic action is similar to that of picrotoxin.
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References in periodicals archive ?
Both cicutoxin from water hemlock and palytoxin from marine organisms have unique gas chromatographic/mass spectrophotometric signatures and were eliminated as causative agents in the rare clusters of crayfish-transmitted Haff disease in China and Louisiana.
Although cicutoxin is present in all parts of the water hemlock plant, the root contains the highest concentration.
(24) Water hemlock is considered the most toxic plant in the country, and its primary toxin, cicutoxin, is present in all of its parts and reaches its highest concentrations in roots and stems.
cicutoxin: Active principle of the water hemlock extracted as a poisonous gummy substance.