The lunch-box tree grows near the Wheeler Country in the Land of Ev, a fairy country that neighbours the Land of Oz, separated by the Deadly Desert that cuts the magical lands from the rest of the world. There is only one known example of this type of tree, although a Dinner-Pail Tree grows nearby. The trees belong to the Royal Family of Ev, although they are falsely claimed by the Wheelers. The lunch-box tree's leaves are paper napkins. Clusters of square paper boxes grow at various stages of maturity on a separate stem and wrapped in white paper. The one Dorothy picked contained: