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  2. List of poisonous plants - Wikipedia

    en.wikipedia.org/wiki/List_of_poisonous_plants

    Plants that cause illness or death after consuming them are referred to as poisonous plants. The toxins in poisonous plants affect herbivores , and deter them from consuming the plants. Plants cannot move to escape their predators, so they must have other means of protecting themselves from herbivorous animals.

  3. Manchineel - Wikipedia

    en.wikipedia.org/wiki/Manchineel

    A present-day Spanish name is manzanilla de la muerte, 'little apple of death'. This refers to the fact that manchineel is one of the most toxic trees in the world: it has milky-white sap that contains numerous toxins and can cause blistering. The sap is present in every part of the tree—bark, leaves, and fruit. [5] [6]

  4. Toxicoscordion venenosum - Wikipedia

    en.wikipedia.org/wiki/Toxicoscordion_venenosum

    Toxicoscordion venenosum, with the common names death camas and meadow death camas, is a species of flowering plant in the family Melanthiaceae.It is named for its well known toxic qualities, with both its common names and its scientific name referencing this.

  5. Toxicodendron vernix - Wikipedia

    en.wikipedia.org/wiki/Toxicodendron_vernix

    This plant is also known as thunderwood, particularly where it occurs in the southern United States. Like its toxic relatives poison ivy and poison oak, all parts of the plant contain a resin called urushiol, which causes skin and mucous membrane irritation to humans. When the plant is burned, inhalation of the smoke may cause the rash to ...

  6. Cicutoxin - Wikipedia

    en.wikipedia.org/wiki/Cicutoxin

    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.

  7. Pyrrolizidine alkaloidosis - Wikipedia

    en.wikipedia.org/wiki/Pyrrolizidine_Alkaloidosis

    The only known technique of prevention is to avoid ingesting the poisonous alkaloids. Some methods of control have been defoliation in areas in both Oregon and California. Also mass relocation efforts of moths, flea beetles and seed flies have been made in hopes that they will eat the toxic plants and help control the population of the plants.

  8. Oenanthe crocata - Wikipedia

    en.wikipedia.org/wiki/Oenanthe_crocata

    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.

  9. Zygacine - Wikipedia

    en.wikipedia.org/wiki/Zygacine

    Death camas is prevalent throughout North America and is frequently the source of poisoning for outdoor enthusiasts and livestock due to its resemblance to other edible plants such as the wild onion. [1] Despite this resemblance, the death camas plant lacks the distinct onion odor and is bitter to taste. The effects of zygacine consumption are ...