A beautiful plant, but looks really can kill! Nicknamed the "queen of poisons," toxins extracted from aconitum can cause death within two to six hours of fatal poisoning.
Another stunning flower with the ability to cause serious harm. Ingested, a single leaf is a enough to kill a human. Hapless herbivores often succumb to its tasty but deadly petals.
Socrates's assassins were said to have used poison containing deadly coniine and pyridine-type alkaloids drawn from the plant, to murder the great philosopher.
When in bloom, this sinister-sounding plant emits a very unpleasant odor—a warning in itself! The whole plant is toxic and touching it may result in skin irritation.
The sweetness of its berries has led children and even adults to snack on this lethal plant, a mistake that can lead to frightening symptoms of paralysis.
Also known as cicuta, anyone unfortunate enough to ingest any part of this highly toxic plant will suffer violent seizures, which may lead to death.
This is arguably the world's deadliest plant. Its leaves contain the toxic alkaloids nicotine and anabasine. Cigarettes really can harm your health.
This designer orchid encourages wasps to pollinate it by mimicking the shape of the Thynnine wasp. It smells absolutely awful to humans.
SWIPE UP FOR MORE AMAZING STORIES