Did you know that rhubarb's leaves are poisonous or that pizza is sometimes considered to be a vegetable? 

There are lots of crazy facts about our world that keep the trivia game companies in business and these 41 facts about vegetables should be included in any worthy edition. 

John Green hosts this hunger inducing collection of facts on this weeks episode of the mental_floss List Show. 

In this episode you'll learn that one of our presidents imported squash and broccoli from Italy and you'll learn where tapioca really comes from. 

Let us know what your favorite fact is or tell us a fact that wasn't included in the comments below!