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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.
As few as two bulbs are sufficient to kill a fully-grown human, with the poisons not degraded by cooking. [25] The toxins also remain stable when dried and stored, with bulbs remaining toxic for two decades after collection. [31] The seeds and the bulbs are the most toxic parts of the plants. [7]
The tropane alkaloids of A. bella-donna were used as poisons, and early humans made poisonous arrows from the plant. [ 75 ] [ 15 ] In Ancient Rome , it was used as a poison by Agrippina the Younger , wife of Emperor Claudius , on the advice of Locusta , a woman who specialised in poisons, and Livia , who is rumored to have used it to kill her ...
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.
What does poison ivy look like? Poison ivy can grow as a vine or a small shrub, trailing along the ground or even climbing low plants, trees and poles.Look for three glossy leaflets. The common ...
[1] [13] Cicutoxin is very poisonous, and water hemlock is considered one of North America's most toxic plants. [1] [14] Ingestion of Cicuta can be fatal in humans, and there are reports in medical literature of severe poisoning and death as early as 1670. [1] A number of people have also died following ingestion of the plant in the 20th and ...
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 ...
Humans have also fallen victim to zygacine poisoning by mistaking the death camas for other edible plants. In 1994, a man presented to the emergency department with gastrointestinal symptoms, a depressed heart rate and low blood pressure after inadvertently eating plant material derived from a species of Zigadenus . [ 12 ]