The plant that we're referring is called "Dieffenbanchia" which is also known as the Dumb Cane. It is a house plant that has a straight stem, and has large leaves with a really cool pattern, since it has white spots in it, and flecks that can draw the attention of your visitors.
This plant is actually common on the green market, and a lot of people buy this kind of plant since its cool to the eyes, but despite of having beautiful leaves and simple structures, it can be poisonous. Poisonous in terms of eating its leaves, stalk, or roots of the Dumb Cane.
The symptoms of poisoning from this plant includes having abdominal pain, burns in which the acid has touched the skin, convulsions, shock, mouth pain, and even vomiting. Make sure that you don't have this plant around your house, and be careful!