Poisonous plants are laced with alkaloids or chemicals that get anything from mild irritation of the skin to the fatal equipment failure of the consistency . Poison can be introduced through contact , or by ingestion of poisonous industrial plant tissue . While most contact is non - lethal , it still can be grave causing cecity in uttermost pillowcase . Ingestion can induce an upset stomach , or in uncommon eccentric , decease . It is important to know how to identify , and to avoid contact with poisonous plants .

Castor Bean

Castor bean is a tall woody plant that is an annual in the southward and a perennial in the tropics and hoagy tropics of the United States . The Phytotoxin ricin is the cause of this plant life ’s perniciousness . The poisonous substance conglomerate in the star - shaped leaves . The genus Castor bean fruits also contain mellow engrossment of Phytotoxin ricin toxin . The fruit is a - three lobed capsule that encloses three castor bean seed and shining grayish brown in color . The 1 - in fruit has a soft burred exterior . Ingestion of the yield and seeded player is the vulgar causal agent of toxic condition , and can cause bloody diarrhea and abdominal pains .

Oleander

Oleander is a small tree diagram that can grows up to 30 feet high . Its straight and leathery dark unripened leave-taking are easily distinguishable . Oleander efflorescence are mostly white , though red and yellow are also found . Glycosides oleandroside and Nerioside are the toxins in oleander , and are retrieve in all contribution of the plant . Cases of human intoxication have occured from eating food for thought cook on firewood from these tropical plants . The effects of poisoning let in stark gastrointestinal problems and an grand center charge per unit . They show up within a few hours and are non - lethal in most case , but when complications such as in advance historic period or heart disease are involve , consumption can be fateful .

Lantana

Lantanas are shrubs or George H.W. Bush that are often mistaken for skunk . Lantanin , a type of triterpenoid toxin , is present in all parts of this shrub . The plant bears scarlet flowers that are initially white or pale yellow , and greenish profane or inglorious Charles Edward Berry that are poisonous . impinging with the bush and its flower can bring on itching and irritation of the cutis , and pollen from the heyday can damage the eyes . Abdominal pain is have upon consumption . In animals , ingestion stimulate bloody diarrhea , and death can occur within three to four 24-hour interval if left untreated .

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