Corypha utan is a species of palm tree native to Southeast Asia. It is commonly known as the Gebang palm or the Talipot palm. The tree is known for its large leaves, which can grow up to 5 meters in diameter and have many uses in local communities. In certain regions, the tree is called "siwalan" or "lontar." Other names for Corypha utan include the "fish-tail palm" and the "toddy palm," the latter referencing the sweet sap that can be harvested from the tree. Overall, the many synonyms for Corypha utan reflect the diverse ways in which this important tree is known and valued across different cultures and contexts.