Search results
Results from the WOW.Com Content Network
Oenanthotoxin is a toxin extracted from hemlock water-dropwort (Oenanthe crocata) and other plants of the genus Oenanthe.It is a central nervous system poison, and acts as a noncompetitive antagonist of the neurotransmitter gamma-aminobutyric acid. [1]
Contrast between hemlock water dropwort (Oenanthe crocata, right) and poison hemlock (Conium maculatum, spotted stems on left) Oenanthe, known as water dropworts, oenanthes, [2] water parsleys, [3] and water celeries, [4] are a genus of plants in the family Apiaceae. Most of the species grow in damp ground, such as in marshes or in water.
The toxic principle in the plant is oenanthotoxin, a polyunsaturated higher alcohol that is a potent convulsant and works by blocking the γ-aminobutyric acid (GABA) system in the brain. The plant is very poisonous to humans and livestock and can cause death if poisoning is left untreated after ingestion.
The Cicuta plants are often mistaken for edible roots such as parsnip, wild carrot or wild ginseng. [10] All parts of the Cicuta plants are poisonous, though the root is the most toxic part of the plant [1] and toxin levels are highest in spring [8] – ingestion of a 2–3 cm portion of root can be fatal to adults.
“If ever a plant said ‘don’t put me in your mouth’, this is it.” Toxic plant with ‘doll’s eyes’ is dangerous, experts warn. ‘Don’t make eye contact’
Water dropwort is a common name for several genera of plants and may refer to: Oenanthe; Oxypolis; Tiedemannia This page was last edited on 15 September ...
Oenanthe javanica, commonly Java waterdropwort, [3] water celery, [4] water dropwort, [5] Chinese celery, [4] Indian pennywort, [6] minari and Japanese (flat leaf) parsley, [4] is a plant of the genus Oenanthe originating from East Asia. It has a widespread native distribution in temperate Asia and tropical Asia, and is also native to ...
Oenanthe sarmentosa is a species of flowering plant in the family Apiaceae known by the common name water parsley. It is native to western North America from Alaska to California , where it grows in wet areas, such as streambanks.