Vegetation  helps sustain life. We eat many plants, herbs and so forth in our daily  diet. But, we must remember to be choosy. Some plants, trees or shrubs  are potential killers of man. Some part of the ornamental plants or  flowers in your garden may contain deadly poison. Many poisonous plants  are so common and seemingly innocuous you do not suspect their toxic  qualities. For example, who would expect that the beautiful oleander  bush-grown indoors and outdoors all over the country contains a deadly  heart stimulant, similar to the drug digitalis? It is easy to be  deceived by plants…One part may be edible while another is poisonous.  The following chart lists some of the more common poisonous plants.
10. Best home security – Mala mujer (Cnidoscolus angustidens)
This garden plant is more painful than  poisonous. Mala mujer, which translates to “bad woman,” can be found in  parts of the southwest Mexico and it’s covered with nasty thorns, which  could be turned into makeshift barbwire if needed. The real danger,  however, comes from the caustic, milky sap that can leak from the plant.  The sap, a common feature among many plants in the Euphorbia genus, can  cause painful skin irritations and unsightly discoloration.
9. Dumb Cane (Dieffenbachia)
A common  shade-loving household plant, Dumb Cane is a tropical plant that is  among the most poisonous plants in the world. Chewing on any part of  this leafy plant causes intense pain in the mouth and throat, excessive  salivation, and in rare cases, severe swelling of the throat that can  lead to strangulation.

8. Golden Chain (Laburnum Anagyroides)
Golden  Chain (Laburnum Anagyroides) is a majestic tree, with cascades of sunny  yellow flowers. It has a long-held reputation as poison in English lore,  particularly since its seeds look very similar to peas. They contain  both Lupinine and dangerous enzyme inhibitors, and as few as 20 laburnum  beans can kill a child.

7. English Yew (Taxus Baccata)
One of the  most deadly trees in the world, these evergreens are common in the  forests of Europe. With the exception of the berries, all of the tree is  toxic, and the English Yew was once used by early herbalists to induce  abortions. Sadly, the result was often fatal to both mother and child.  Consumption of the English Yew in even tiny amounts causes cardiac  issues that result in death. It is quick-acting and there is no  antidote.

6. Water Hemlock (Cicuta)
This plant  is highly dangerous to ingest.It is called the most “violently toxic  plant that grows in North America” by the U.S. Department of  Agriculture, and by ingesting only a small amount of the toxic substance  of this plant poisoning in humans and pets can be produced. Water  Hemlock has small, white flowers that grow in form umbrella-like  clusters and the plant grows in wet seepage areas. Its poison works  directly on the central nervous system and cause violent convulsions,  seizures and even death.

5. Yellow Jessamine (Gelsemium sempervirens)
Yellow  jessamine – this perennial evergreen twines in vines that can grow up to  40 feet long, depending on their support system. It blooms in early  spring. The allure of the sweetly perfumed, brilliantly colored flowers  of Yellow Jessamine masks the fact that it contains a deadly poison  whose fatal effects have been compared to the Hemlock’s. A person or  animal that eats any part of it can pass from paralysis to death without  intervening loss of consciousness. Even bees that pollinate Yellow  Jessamine are occasionally poisoned by it.

4. Deadly Nightshade (Atropa Belladonna)
For many,  the star of the poisonous plants. Most people have heard of Deadly  Nightshade even if they have never seen it. The combination of its  ability to kill with its use to beautify by dilating the pupils gives it  a romantic attraction which is hard to beat. Add to that the  hallucinations it may also cause and its fascination is complete. Its  name, Belladonna, comes from its use by Venetian women to make  themselves ‘beautiful ladies’ by causing their pupils to dilate.

3. Doll’s eyes (Actaea pachypoda)
It is a  herbaceous perennial plant growing to 50cm or more tall. The white  flowers are produced in spring in a dense raceme about 10cm long. Its  most striking feature is its fruit, a 1cm diameter white berry, whose  size, shape, and black stigma scar give the species its other common  name, “Doll’s Eyes”. The berries ripen over the summer turn into a fruit  that persists on the plant until frost. Fall foliage color may be  yellowish, and is fairly unremarkable. The berries are highly poisonous,  and the entire plant is considered poisonous to humans. The berries  contain cardiogenic toxins which can have an immediate sedative effect  on human cardiac muscle tissue, and are the most poisonous part of the  plant. Ingestion of the berries can lead to cardiac arrest and death.  The berries are harmless to birds, the plant’s primary seed dispersers.

2. Manchineel (Hippomane Mancinella)
This tree  of the genus Hippomane, of the spurge family (Euphorbiaceae) is famous  for its poisonous fruits. The manchineel is native mostly to sandy  beaches of the Caribbean and Gulf of Mexico. Its attractive, single or  paired yellow-to-reddish, sweet-scented, applelike fruits have poisoned  Spanish conquistadores, shipwrecked sailors, and present-day tourists.  The manchineel is a handsome, round-crowned tree that grows up to 12m  (40 feet) in height with a 60cm (2 foot) thick trunk. It has  long-stalked, lustrous, leathery, elliptic yellow-green leaves. The  manchineel is so poisonous that smoke from its burning wood irritates  the eyes, and latex from its leaves and bark causes skin inflammation.  Caribbean Indians used the sap to poison their arrows. The fruit  contains a hard stone that encloses six to nine seeds. The tree’s wood  takes a good polish and is used for making furniture.

1. Oleander (Nerium Oleander)
It may  look like an attractive flowering shrub, but don’t be fooled! Oleander  is one of the most poisonous of all commonly grown garden plants, and  though it’s especially toxic to children it is often planted in school  yards. It is a hearty bush and grows on many different continents, and  with beautiful, fragrant blossoms, it is tempting to include it in any  garden… Just don’t even think about touching it or tasting the leaves or  stems. A small child can experience symptoms after handling just one  leaf from the plant, though typically it takes more contact for severe  reactions to take place. Upon consumption, the poison causes intestinal  issues like vomiting, diarrhea (sometimes bloody), excess salivation,  and cramping. It can also cause a accelerated, irregular heart rate,  poor circulation, tremors, seizures, coma, and death.


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