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Apocynum cannabinum grows up to 1 m (3 ft 3 in) tall. The stems are reddish and contain a milky latex.The leaves are opposite, simple broad lanceolate, 7–15 cm (2 + 3 ⁄ 4 –6 in) long and 3–5 cm (1 + 1 ⁄ 4 –2 in) broad, entire, and smooth on top with white hairs on the underside.
The plant is poisonous, containing cardiostimulant compounds such as adonidin and aconitic acid. [42] Aesculus hippocastanum: horse-chestnut, buckeye, conker tree Sapindaceae: All parts of the raw plant are poisonous due to saponins and glycosides such as aesculin, causing nausea, muscle twitches, and sometimes paralysis. [43] Agave spp.
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 ...
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.
This guide includes common plants that are toxic to the touch and to eat. ... It is a very large plant and can be 20 feet tall. ... Poisonous if ingested and may be fatal. One could experience ...
Aconitum napellus, monkshood, [2] aconite, Venus' chariot or wolfsbane, is a species of highly toxic flowering plants in the genus Aconitum of the family Ranunculaceae, native and endemic to western and central Europe. It is an herbaceous perennial plant growing to 1 m (3 ft 3 in) tall, with
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 seeds and the bulbs are the most toxic parts of the plants. [7] A survivor of poisoning said of the experience, "My mouth got tingly, and later the sensation moved down my throat." [32] Human poisonings are rare. Symptoms of poisoning are numerous. The first symptom is watering of the mouth followed by numbness of the lips and mouth.