The Dinner-Pail Tree is a fictional tree created by L. Frank Baum. Along with the Lunch-Box Tree, it appears in Baum's third Oz book titled Ozma of Oz, published in 1907. These trees grow in the enchanted country known as the Land of Ev, where the bad-mannered creatures called Wheelers, and Tik-Tok the mechanical copper man lived under the reign of the Royal Family and the vain Princess Langwidere. Inside the Dinner Pail that Dorothy picks, the finds the following: