2. White Snakeroot – More Venomous Than Moving Snakes
White snakeroot which is also called Tall Boneset is one of the most toxic plants on the planet. These plants have white flowers and once bloomed, fluffy seeds are blown by the wind. It directly may not harm humans, but indirect impact is severe. When cattle eat the plant the toxin gets into milk and meat. When humans consume the milk and meat, it may lead to milk sickness which can have fatal repercussions. The symptoms include violent vomiting, severe thirst which leads to death.