The Debate between tree and reed (CSL 5.3.4) is a work of Sumerian literature belonging to the genre of disputations poem. It was written on clay tablets and dates to the Third Dynasty of Ur (ca. mid-3rd millennium BC). The text was reconstructed by M. Civil in the 1960s from 24 manuscripts but it is currently the least studied of the disputation poems and a full translation has not yet been published. Some other Sumerian disputations include the dispute between bird and fish, cattle and grain, and Summer and Winter.