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Contains an enzyme which destroys vitamin B 1, leading to brain damage in sheep and horses [10] Melilotus: Sweetclover Includes Melilotus alba (white sweetclover) and M. officinalis (yellow sweetclover), can be grazed as a forage crop, but mold or spoilage converts coumarins to toxic dicumarol, thus moldy hay or silage is dangerous [5] Nerium ...
Cascabela thevetia (synonym Thevetia peruviana) is a poisonous plant native throughout Mexico and in Central America, and cultivated widely as an ornamental. It is a relative of Nerium oleander , giving it a common name yellow oleander .
It has fleshy dark green, heart-shaped leaves and distinctive flowers with bright yellow, glossy petals. [ 4 ] [ 5 ] Native to Europe and Western Asia, it is now introduced in North America, where it is known by the common name fig buttercup and considered an invasive species .
Locoweed (also crazyweed and loco) is a common name in North America for any plant that produces swainsonine, an alkaloid harmful to livestock.Worldwide, swainsonine is produced by a small number of species, most of them in three genera of the flowering plant family Fabaceae: Oxytropis and Astragalus in North America, [1] and Swainsona in Australia.
The plant generally gets more toxic with maturity, with the exception of the berries (which have significant toxicity even while green). [171] Pieris japonica: Japanese pieris Ericaceae: The plant is poisonous if consumed by people or animals. [172] Plumeria spp. frangipani Apocynaceae: Contact with the milky latex may irritate eyes and skin ...
The yellow flowers are in a type of clog shape, containing three asymmetrical petals. These pods rattle when mature and they contain toxic alkaloids. These dehiscent pods are most likely a defense mechanism to assure that animals do not commonly ingest these plants, as doing so is poisonous to a number of them.
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Horses do not normally eat fresh ragwort due to its taste. [citation needed] [26] The result, if sufficient quantity is consumed, can be irreversible cirrhosis of the liver of a form identified as megalocytosis where cells are abnormally enlarged. Signs that a horse has been poisoned include yellow mucous membranes, depression, and lack of ...