Be careful what you touch, and what you eat. Some vegetation can
snuff out your life as surely as a venomous snake. There are
hundreds, if not thousands, of poisonous plants in the world,
and some of them are deadly. Here are 10 of the world's
deadliest plants. We run down the chemicals, toxins, and
microscopic needle-shaped crystals they contain, and how they
can spell doom for anyone unfortunate enough to ingest or come
in contact with them. Top image: Brian Chase/Shutterstock. You
already know about deadly plants in science fiction and fantasy,
but what about the ones out there in real life? 10) Conium (aka
Hemlock) Let's start with something you're likely to have heard
of. If we're going to talk about poisonous plants, then right at
the top of the list should be hemlock, don't you think? Widely
known for its uses in ancient Greece as a means of execution,
hemlock's most famous victim was the philosopher Socrates, who
suffered the effects of the plant's most potent toxin, coniine.
Ingestion of even small a